Invention Grant
- Patent Title: Hydraulic cushion for dies
- Patent Title (中): 模具液压垫
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Application No.: US39451164Application Date: 1964-09-04
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Publication No.: US3279780APublication Date: 1966-10-18
- Inventor: WILLIAMSON FLOYD M
- Applicant: DRO ENGINEERING COMPANY DI
- Assignee: Dro Engineering Company Di
- Current Assignee: Dro Engineering Company Di
- Priority: US39451164 1964-09-04
- Main IPC: B21D24/02
- IPC: B21D24/02
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