Invention Grant
- Patent Title: Invertible timing device
- Patent Title (中): 可逆定时装置
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Application No.: US36057464Application Date: 1964-04-17
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Publication No.: US3230697APublication Date: 1966-01-25
- Inventor: RYAN JOHN W , LA BRANCHE HARVEY W , MAY RICHARD L , ADICKES JR CECIL F
- Applicant: MATTEL INC
- Assignee: Mattel Inc
- Current Assignee: Mattel Inc
- Priority: US36057464 1964-04-17
- Main IPC: G04F1/04
- IPC: G04F1/04
Information query
