Invention Grant
- Patent Title: Wheel for toys
- Patent Title (中): 玩具车轮
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Application No.: US56690122Application Date: 1922-06-08
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Publication No.: US1497659APublication Date: 1924-06-10
- Inventor: WATROUS CLIFFORD M
- Applicant: GONG BELL MFG COMPANY
- Assignee: Gong Bell Mfg Company
- Current Assignee: Gong Bell Mfg Company
- Priority: US56690122 1922-06-08
- Main IPC: A63H17/267
- IPC: A63H17/267 ; B60C7/02
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