Invention Grant
- Patent Title: Shaft-collar.
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Application No.: US1908422318Application Date: 1908-03-20
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Publication No.: US895409APublication Date: 1908-08-04
- Inventor: HALLOWELL HOWARD T
- Applicant: STANDARD PRESSED STEEL CO
- Assignee: Standard Pressed Steel Co
- Current Assignee: Standard Pressed Steel Co
- Priority: US1908422318 1908-03-20
Information query
