Invention Grant
- Patent Title: Reversible driving-gear.
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Application No.: US1914834558Application Date: 1914-04-27
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Publication No.: US1134480APublication Date: 1915-04-06
- Inventor: MULHALL MICHAEL J
- Applicant: MULHALL MICHAEL J
- Assignee: Michael J Mulhall
- Current Assignee: Michael J Mulhall
- Priority: US1914834558 1914-04-27
Information query
