Class Information
Number: 352/176
Name: Optics: motion pictures > Camera and/or projector drive mechanisms > With starting and/or stopping means > Responsive to camera or projector elements
Description: Subject matter including means to operate the starting or stopping means in response to a predetermined condition (e.g., position, speed, etc.) of other elements of the camera or projector.
Sub-classes under this class:
Patents under this class:
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