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发明名称
Coiling mechanism
摘要
申请公布号
US2157811(A)
申请公布日期
1939.05.09
申请号
US19380190557
申请日期
1938.02.15
申请人
PHELPS DODGE COPPER PRODUCTS CORPORATION
发明人
BEACH HAROLD K.
分类号
B21C47/14
主分类号
B21C47/14
代理机构
代理人
主权项
地址
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