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发明名称
Method for producing adapters
摘要
申请公布号
US2176993(A)
申请公布日期
1939.10.24
申请号
US19370181560
申请日期
1937.12.24
申请人
CHASE BRASS & COPPER CO., INCORPORATED
发明人
GAZEY WILLIAM J.
分类号
B21K1/16;B21K1/64
主分类号
B21K1/16
代理机构
代理人
主权项
地址
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