Invention Grant
- Patent Title: Visual effect means for music box toy
- Patent Title (中): 视觉效果意味着音乐盒玩具
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Application No.: US51832166Application Date: 1966-01-03
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Publication No.: US3379084APublication Date: 1968-04-23
- Inventor: RYAN JOHN W , DE GELDER JACOB
- Applicant: MATTEL INC
- Assignee: Mattel Inc
- Current Assignee: Mattel Inc
- Priority: US51832166 1966-01-03
- Main IPC: G10F1/06
- IPC: G10F1/06
Information query
