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发明名称
Machine for forming offsets in springs
摘要
申请公布号
US1993162(A)
申请公布日期
1935.03.05
申请号
US19330693419
申请日期
1933.10.13
申请人
L. A. YOUNG SPRING AND WIRE CORPORATION
发明人
GRITZ PHILIP
分类号
B21F33/04
主分类号
B21F33/04
代理机构
代理人
主权项
地址
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