Invention Grant
- Patent Title: Support rings,called "flaps",for pneumatic tires
- Patent Title (中): 支持环，被呼唤的“花瓣”，用于气动轮胎
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Application No.: US3533461DApplication Date: 1967-11-20
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Publication No.: US3533461APublication Date: 1970-10-13
- Inventor: BOILEAU JACQUES
- Applicant: GEN ETABLISSEMENTS MICHELIN RA
- Assignee: Gen Etablissements Michelin Ra
- Current Assignee: Gen Etablissements Michelin Ra
- Priority: FR84406 1966-11-21
- Main IPC: B60B25/22
- IPC: B60B25/22 ; B60B21/12
Information query
