Invention Grant
- Patent Title: Machine for heat-treating strip material
- Patent Title (中): 热处理条材料机
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Application No.: US47298954Application Date: 1954-12-03
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Publication No.: US2742279APublication Date: 1956-04-17
- Inventor: SMALL WILLIAM E
- Applicant: PERFECT CIRCLE CORP
- Assignee: Perfect Circle Corp
- Current Assignee: Perfect Circle Corp
- Priority: US47298954 1954-12-03
- Main IPC: B21C47/26
- IPC: B21C47/26 ; C21D9/56 ; H05B6/02
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