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发明名称
Detecting mechanism for sole grading machines
摘要
申请公布号
US2204820(A)
申请公布日期
1940.06.18
申请号
US19390273215
申请日期
1939.05.12
申请人
DENNIS PARKS
发明人
PARKS DENNIS
分类号
G01B5/06
主分类号
G01B5/06
代理机构
代理人
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