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发明名称
Shear key
摘要
申请公布号
US3071945(A)
申请公布日期
1963.01.08
申请号
US19610119652
申请日期
1961.06.26
申请人
ERNEST S. SHOMO;CLAUDE R. BOYD
发明人
SHOMO ROBERT D.
分类号
F16B21/12
主分类号
F16B21/12
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代理人
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