Invention Grant
- Patent Title: Coil bending machine for projection lamp filaments
- Patent Title (中): 投影灯丝线圈弯曲机
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Application No.: US29077652Application Date: 1952-05-29
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Publication No.: US2693204APublication Date: 1954-11-02
- Inventor: ARNO GREINER , WOLLENTIN OTTO R
- Applicant: WESTINGHOUSE ELECTRIC CORP
- Assignee: Westinghouse Electric Corp
- Current Assignee: Westinghouse Electric Corp
- Priority: US29077652 1952-05-29
- Main IPC: B21F1/00
- IPC: B21F1/00 ; H01K3/04
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