B65H 23/12

And causing parts thereof to move in opposite directions and in frictional

Official title: and causing parts thereof to move in opposite directions and in frictional engagement

B65H23/12 (And causing parts thereof to move in opposite directions and in frictional) appears on 3 US grants and 8 published applications in this corpus.

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Granted patents
3
Published applications
8
Assignees
7
Inventors
14
Latest grant
7 Sep 2021

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