Invention Grant
- Patent Title: Traction-block for automobiles
- Patent Title (中): 汽车牵引车
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Application No.: US39115020Application Date: 1920-06-23
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Publication No.: US1366031APublication Date: 1921-01-18
- Inventor: SNOW ARTHUR E
- Applicant: SNOW ARTHUR E
- Assignee: Arthur E Snow
- Current Assignee: Arthur E Snow
- Priority: US39115020 1920-06-23
- Main IPC: B60B39/12
- IPC: B60B39/12
Information query
