Invention Grant
- Patent Title: Tunnel diode drive device for electric watches
- Patent Title (中): 隧道二极管驱动装置用于电动手表
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Application No.: US14269361Application Date: 1961-10-03
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Publication No.: US3084316APublication Date: 1963-04-02
- Inventor: EWALD ZEMLA
- Applicant: UNITED STATES TIME CORP
- Assignee: United States Time Corp
- Current Assignee: United States Time Corp
- Priority: DE3084316X 1960-10-05
- Main IPC: G04C3/06
- IPC: G04C3/06
Public/Granted literature
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