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发明名称
Jack
摘要
申请公布号
US2185476(A)
申请公布日期
1940.01.02
申请号
US19380206159
申请日期
1938.05.05
申请人
BADGER MALLEABLE & MFG. COMPANY
发明人
RICKER ADOLPH J.
分类号
B66F1/00;B66F1/06
主分类号
B66F1/00
代理机构
代理人
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地址
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