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发明名称
SHAFT ASSEMBLIES
摘要
申请公布号
US3612582(A)
申请公布日期
1971.10.12
申请号
USD3612582
申请日期
1969.09.04
申请人
NADELLA
发明人
ALFRED PITNER
分类号
B21K25/00;F16B3/00;F16B21/12;F16D1/08;(IPC1-7):F16B7/00
主分类号
B21K25/00
代理机构
代理人
主权项
地址
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