Invention Grant
- Patent Title: Wire drawing mechanism
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Application No.: US23573038Application Date: 1938-10-19
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Publication No.: US2257644APublication Date: 1941-09-30
- Inventor: PIERCE ROBERT C
- Applicant: NAT STANDARD CO
- Assignee: Nat Standard Co
- Current Assignee: Nat Standard Co
- Priority: US23573038 1938-10-19; US6885636 1936-03-14
- Main IPC: B21C3/14
- IPC: B21C3/14
Information query
