Invention Grant
- Patent Title: Keyless chuck
- Patent Title (中): 无钥匙
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Application No.: US3467403DApplication Date: 1966-04-20
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Publication No.: US3467403APublication Date: 1969-09-16
- Inventor: COYLE HARRY H , MICHELSEN JOHAN L
- Applicant: R J OKON CO INC
- Assignee: R J Okon Co Inc
- Current Assignee: R J Okon Co Inc
- Priority: US54393566 1966-04-20
- Main IPC: B23B31/12
- IPC: B23B31/12 ; B23B5/22 ; B65G3/02
Information query
