Invention Grant
- Patent Title: Annealing furnace
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Application No.: US74102634Application Date: 1934-08-23
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Publication No.: US2007009APublication Date: 1935-07-02
- Inventor: STAPLES HORACE A
- Applicant: PHELPS DODGE COPPER PROD
- Assignee: Phelps Dodge Copper Prod
- Current Assignee: Phelps Dodge Copper Prod
- Priority: US74102634 1934-08-23
- Main IPC: C21D9/00
- IPC: C21D9/00
Information query
