USPC Class Details

Description: 720 dynamic optical information storage or retrieval / 720 dynamic optical information storage or retrieval/(658) dynamic mechanism optical subsystem (689) chassis base supporting transducer carriage (692) vibration or resonance suppression (693) grommet and coil spring

Hierarchy/Derived subclasses

720 / 658

-> 689

-> 692

-> 693

uspto searches

Patent Apps in 720/693

Granted Patents in 720/693

Use the links above or do an advanced search in ppubs for:
(720/693.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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