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发明名称
TIME INDICATING MECHANISM
摘要
申请公布号
CA478635(A)
申请公布日期
1951.11.20
申请号
CAD478635
申请日期
申请人
JOHN DIDUCK
发明人
JOHN DIDUCK
分类号
主分类号
代理机构
代理人
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地址
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