Invention Grant
- Patent Title: Castering dolly
- Patent Title (中): 脚踏车
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Application No.: US65218033Application Date: 1933-01-17
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Publication No.: US2007447APublication Date: 1935-07-09
- Inventor: JOHNSON WILFRED G
- Applicant: COLSON COMPANY
- Assignee: Colson Company
- Current Assignee: Colson Company
- Priority: US65218033 1933-01-17
- Main IPC: B62B5/00
- IPC: B62B5/00
Information query
