Canadian Patent Classifications

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Class 355 Control or supply circuits for discharge devices
cpcdescription
355/1(1) Particle Acceleration
355/2(2) Information Storage Type
355/3(3) Electron Beam Or Cathode Ray Tube Circuits
355/6(3) Electron Beam Or Cathode Ray Tube Circuits (6) Plural Beam (E.g., Plural CRT's)
355/7(3) Electron Beam Or Cathode Ray Tube Circuits (6) Plural Beam (E.g., Plural CRT's) (7) Convergence
355/8(3) Electron Beam Or Cathode Ray Tube Circuits (6) Plural Beam (E.g., Plural CRT's) (7) Convergence (8) With Focusing Means
355/9(3) Electron Beam Or Cathode Ray Tube Circuits (9) Raster, Pincushion, Sawtooth, Linearity or Geometry Distortion Correction
355/10(3) Electron Beam Or Cathode Ray Tube Circuits (10) Focusing
355/11(3) Electron Beam Or Cathode Ray Tube Circuits (10) Focusing (11) With Deflection Means
355/12(3) Electron Beam Or Cathode Ray Tube Circuits (12) Blanking
355/13(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection
355/14(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (14) Responsive to Beam Velocity
355/15(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (15) Responsive to Beam Position
355/16(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (16) Responsive to Beam Intensity (e.g., Beam Current)
355/17(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (17) Particular Direction (e.g., 2 Perpendicular Directions)
355/18(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (17) Particular Direction (e.g., 2 Perpendicular Directions) (18) Circular (e.g., Rotating, Radial, Spiral, Polar)
355/19(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (17) Particular Direction (e.g., 2 Perpendicular Directions) (19) Combined Horizontal and Vertical
355/20(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (17) Particular Direction (e.g., 2 Perpendicular Directions) (20) Horizontal
355/21(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (17) Particular Direction (e.g., 2 Perpendicular Directions) (21) Vertical
355/22(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (22) Periodic (e.g., Repetitive)
355/23(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (22) Periodic (e.g., Repetitive) (23) Sawtooth
355/24(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (24) Electrode Voltage Controlled or Supplied by Deflection Circuit
355/25(3) Electron Beam Or Cathode Ray Tube Circuits (13) Deflection (25) With Beam Intensity Control
355/26(3) Electron Beam Or Cathode Ray Tube Circuits (26) Voltage or Current Control or Supply to Control Color
355/27(27) Discharge Device Control Or Supply
355/28(27) Discharge Device Control Or Supply (28) X-Ray
355/29(27) Discharge Device Control Or Supply (28) X-Ray (29) With Rotating Anode
355/30(27) Discharge Device Control Or Supply (28) X-Ray (30) Responsive to Image Brightness
355/31(27) Discharge Device Control Or Supply (28) X-Ray (31) Responsive to X-Radiation
355/32(27) Discharge Device Control Or Supply (28) X-Ray (32) Heat or Temperature Responsive
355/33(27) Discharge Device Control Or Supply (28) X-Ray (33) Tube Current Indicating or Sensing
355/34(27) Discharge Device Control Or Supply (28) X-Ray (34) Control Electrode Voltage Supply
355/35(27) Discharge Device Control Or Supply (28) X-Ray (35) Filament or Heater Supply
355/36(27) Discharge Device Control Or Supply (28) X-Ray (36) With Timing or Exposure Control
355/37(27) Discharge Device Control Or Supply (28) X-Ray (37) Transformer Supplied
355/38(27) Discharge Device Control Or Supply (38) Photosensitive
355/39(27) Discharge Device Control Or Supply (38) Photosensitive (39) Thermionic conversion
355/40(27) Discharge Device Control Or Supply (40) Secondary Emission (E.g., Electron Multiplier)
355/41(27) Discharge Device Control Or Supply (41) Thermionic Conversion
355/42(27) Discharge Device Control Or Supply (41) Thermionic Conversion (42) Gas or Vapor
355/43(27) Discharge Device Control Or Supply (43) Temperature Responsive
355/44(27) Discharge Device Control Or Supply (44) Gas, Vapor or Liquid Electrode Type (E.g., Thyratron)
355/45(27) Discharge Device Control Or Supply (44) Gas, Vapor or Liquid Electrode Type (E.g., Thyratron) (45) Combined Extinguishing and Igniting
355/46(27) Discharge Device Control Or Supply (44) Gas, Vapor or Liquid Electrode Type (E.g., Thyratron) (46) Extinguishing
355/47(27) Discharge Device Control Or Supply (44) Gas, Vapor or Liquid Electrode Type (E.g., Thyratron) (47) Igniting
355/48(27) Discharge Device Control Or Supply (44) Gas, Vapor or Liquid Electrode Type (E.g., Thyratron) (47) Igniting (48) By discharging Capacitor
355/49(27) Discharge Device Control Or Supply (44) Gas, Vapor or Liquid Electrode Type (E.g., Thyratron) (47) Igniting (49) With Semiconductor Device
355/50(27) Discharge Device Control Or Supply (44) Gas, Vapor or Liquid Electrode Type (E.g., Thyratron) (47) Igniting (50) Plural Discharge Devices
355/51(27) Discharge Device Control Or Supply (51) Supplying or Controlling A.C. or Pulse
355/52(27) Discharge Device Control Or Supply (51) Supplying or Controlling A.C. or Pulse (52) To Control Electrode
355/53(27) Discharge Device Control Or Supply (51) Supplying or Controlling A.C. or Pulse (53) Cathode Heating
355/54(27) Discharge Device Control Or Supply (51) Supplying or Controlling A.C. or Pulse (53) Cathode Heating (54) With Means to Vary Heating Current
355/55(27) Discharge Device Control Or Supply (55) Supplying or Controlling D.C.
355/56(27) Discharge Device Control Or Supply (55) Supplying or Controlling D.C. (56) To control Electrode
355/57(27) Discharge Device Control Or Supply (55) Supplying or Controlling D.C. (57) Cathode Heating

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