发明名称 Timepiece
摘要 Timepiece comprises an upper case, a middle plate connected to the upper case, and a lower case connected to the upper case. Gear train and driving mechanism of the timepiece are supported by the upper case and the middle plate. Thus inspection and repair can be done very easily.
申请公布号 US4175374(A) 申请公布日期 1979.11.27
申请号 US19770818324 申请日期 1977.07.22
申请人 SEIKOSHA K K 发明人 YOSHIZAWA, KEIICHI
分类号 G04C3/14;G04B13/00;G04B29/00;G04B37/00;G04C3/00;(IPC1-7):G04B13/02 主分类号 G04C3/14
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