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发明名称
Manufacture of metal-sheathed cables
摘要
申请公布号
US1794902(A)
申请公布日期
1931.03.03
申请号
US19290334556
申请日期
1929.01.23
申请人
JOHNSON GUSTAVE A
发明人
JOHNSON GUSTAVE A.
分类号
B21C37/08
主分类号
B21C37/08
代理机构
代理人
主权项
地址
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