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发明名称
Mechanism for supplying a thread under uniform tension
摘要
申请公布号
US2160495(A)
申请公布日期
1939.05.30
申请号
US19380207480
申请日期
1938.05.12
申请人
UNITED STATES RUBBER COMPANY
发明人
FRANCIS RAYMOND S.
分类号
B65H51/12
主分类号
B65H51/12
代理机构
代理人
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地址
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