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US4243329A Watch movement construction 失效
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Watch movement construction
摘要:
A watch movement construction has a time dial and a base plate having its one surface fixedly supporting the time dial and including a central region and first and second marginal regions. A wheel train mechanism is disposed in the central region of said base plate substantially in the same plane as the base plate. An electro-mechanical transducer is disposed in the first marginal region of the base plate substantially in the same plane as the wheel train mechanism. An electronic circuit section includes a circuit substrate and a plurality of electronic components disposed in the second marginal region of the base plate substantially in the same plane as the wheel train mechanism and the electro-mechanical transducer.
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