Invention Grant
- Patent Title: Motion-controlling mechanism
- Patent Title (中): 运动控制机制
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Application No.: US30221819Application Date: 1919-06-06
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Publication No.: US1635913APublication Date: 1927-07-12
- Inventor: WARREN WATSON JOHN
- Applicant: WARREN WATSON JOHN
- Assignee: Watson John Warren
- Current Assignee: Watson John Warren
- Priority: US30221819 1919-06-06
- Main IPC: F16F7/06
- IPC: F16F7/06
Information query
