Invention Grant
- Patent Title: Doll-driven wheel toy and ratchet device for driving same
- Patent Title (中): 驱动车轮玩具及其驱动装置
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Application No.: US3514897DApplication Date: 1968-02-08
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Publication No.: US3514897APublication Date: 1970-06-02
- Inventor: DOUGLAS RAYMOND J , IWASAKI CEDRIC E , KOSSOFF JOSEPH
- Applicant: MATTEL INC
- Assignee: Mattel Inc
- Current Assignee: Mattel Inc
- Priority: US70412368 1968-02-08
- Main IPC: A63H11/10
- IPC: A63H11/10 ; A63H17/18
Information query
