Invention Grant
- Patent Title: Rubber valve stem
- Patent Title (中): 橡胶阀杆
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Application No.: US27129639Application Date: 1939-05-02
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Publication No.: US2308952APublication Date: 1943-01-19
- Inventor: ICKES HOWARD C
- Applicant: FIRESTONE TIRE & RUBBER CO
- Assignee: Firestone Tire & Rubber Co
- Current Assignee: Firestone Tire & Rubber Co
- Priority: US27129639 1939-05-02
- Main IPC: B60C29/00
- IPC: B60C29/00
Information query
