Description: 968 horology / 968 horology/(139) indicating by visual means (by electric lamps subclass 576; indicating by acoustical means mechanically subclass 217, electrically subclass 580; acoustic signals at preselected times mechanically subclass 229, electrically subclass 580; optical time signals at preselected times mechanically subclass 244, electrically subclass 577; continuous time indication by electric means subclass 564; visible signalling arrangements g08b 5/00) [g04b 19/00] (167) arrangements for indicating different local apparent times; universal time pieces (indicating by means of numbers or signs disposed on moving devices subclass 162; illumination of dials or hands subclass 231; combination with a terrestial globe in general subclass 404) [g04b 19/22] (168) by means of hands or supplementary pair of hands (simultaneous indication on several dials subclass 141; indicating devices giving several simultaneous indications subclass 146) [g04b 19/22b]
Hierarchy/Derived subclasses
uspto searches
Patent Apps in 968/168
Granted Patents in 968/168
Use the links above or do an advanced search in
ppubs for:
(968/168.ccls.)
This will show what classes derive from the input. Ex: entering 43/42.24 shows the derived classes and the search that can be used to find
patents or patent applications in those subclasses.