Invention Grant
- Patent Title: Draft-rigging.
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Application No.: US1910565577Application Date: 1910-06-07
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Publication No.: US1069385APublication Date: 1913-08-05
- Inventor: BYERS JACOB J
- Applicant: NAT MALLEABLE CASTINGS CO
- Assignee: Nat Malleable Castings Co
- Current Assignee: Nat Malleable Castings Co
- Priority: US1910565577 1910-06-07
Information query
