Invention Grant
- Patent Title: Tubular-spoke wheel
- Patent Title (中): 管状辐条轮
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Application No.: US30102319Application Date: 1919-05-31
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Publication No.: US1378038APublication Date: 1921-05-17
- Inventor: MAURICE LACHMAN
- Applicant: BETHLEHEM STEEL CORP
- Assignee: Bethlehem Steel Corp
- Current Assignee: Bethlehem Steel Corp
- Priority: US30102319 1919-05-31
- Main IPC: B60B1/10
- IPC: B60B1/10
Information query
