USPC Class Details

Description: 352 optics: motion pictures / 352 optics: motion pictures/(72) removable film strip magazine type (74) with magazine ejecting

Hierarchy/Derived subclasses

352 / 72-> 74

uspto searches

Patent Apps in 352/74

Granted Patents in 352/74

Use the links above or do an advanced search in ppubs for:
(352/74.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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