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发明名称
Improvements in and relating to multiplying and integrating mechanisms
摘要
申请公布号
GB379726(A)
申请公布日期
1932.08.29
申请号
GB19310015544
申请日期
1931.05.27
申请人
WILFRED WILLIAM GROVES
发明人
分类号
G01B5/26
主分类号
G01B5/26
代理机构
代理人
主权项
地址
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