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发明名称
Coupling pin
摘要
申请公布号
US1805138(A)
申请公布日期
1931.05.12
申请号
US19290349253
申请日期
1929.03.22
申请人
FIELD FREDENDALL
发明人
FREDENDALL FIELD
分类号
F16B21/08;F16B21/12
主分类号
F16B21/08
代理机构
代理人
主权项
地址
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