Invention Grant
- Patent Title: Process of making rims
- Patent Title (中): 制作边框的过程
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Application No.: US69489424Application Date: 1924-02-25
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Publication No.: US1691491APublication Date: 1928-11-13
- Inventor: NELSON EMIL A
- Applicant: BUDD WHEEL CO
- Assignee: Budd Wheel Co
- Current Assignee: Budd Wheel Co
- Priority: US69489424 1924-02-25
- Main IPC: B21D53/30
- IPC: B21D53/30
Information query
