USPC Class Details

Description: 360 dynamic magnetic information storage or retrieval / 360 dynamic magnetic information storage or retrieval/(69) automatic control of a recorder mechanism (71) controlling the record (74.1) stopping or reversing (74.2) responsive to reel rotation

Hierarchy/Derived subclasses

360 / 69

-> 71

-> 74.1

-> 74.2

uspto searches

Patent Apps in 360/74.2

Granted Patents in 360/74.2

Use the links above or do an advanced search in ppubs for:
(360/74.2.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.

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