Invention Grant
- Patent Title: Method for making elbows
- Patent Title (中): 制作肘部的方法
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Application No.: US38736064Application Date: 1964-08-04
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Publication No.: US3335485APublication Date: 1967-08-15
- Inventor: RUSSO JOHN I
- Applicant: FRANK A RONCI
- Assignee: Frank A Ronci
- Current Assignee: Frank A Ronci
- Priority: US38736064 1964-08-04
- Main IPC: B21C37/28
- IPC: B21C37/28 ; B21D9/12
Information query
