Invention Grant
- Patent Title: Tube bender
- Patent Title (中): 弯管机
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Application No.: US46270654Application Date: 1954-10-18
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Publication No.: US2796784APublication Date: 1957-06-25
- Inventor: KOWAL LEONARD J , DAVIS ROBERT F
- Applicant: IMP BRASS MFG CO
- Assignee: Imp Brass Mfg Co
- Current Assignee: Imp Brass Mfg Co
- Priority: US46270654 1954-10-18
- Main IPC: B21D7/06
- IPC: B21D7/06
Information query
