Invention Grant
- Patent Title: Inner-tube substitute.
- Patent Title (中): 内管替代品
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Application No.: US19538017Application Date: 1917-10-08
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Publication No.: US1295604APublication Date: 1919-02-25
- Inventor: ROBERTS DANIEL C
- Applicant: ROBERTS DANIEL C
- Assignee: Daniel C Roberts
- Current Assignee: Daniel C Roberts
- Priority: US19538017 1917-10-08
- Main IPC: B60C5/16
- IPC: B60C5/16
Information query
