Invention Grant
- Patent Title: Ridge forming device for pneumatic tire rims
- Patent Title (中): 用于充气轮胎轮圈的脊形成装置
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Application No.: US38573541Application Date: 1941-03-28
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Publication No.: US2301587APublication Date: 1942-11-10
- Inventor: SAUER CHRIS H
- Applicant: T R ROONEY
- Assignee: T R Rooney
- Current Assignee: T R Rooney
- Priority: US38573541 1941-03-28
- Main IPC: B21D53/30
- IPC: B21D53/30
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