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经营范围
发明名称
Bolt type fastener
摘要
申请公布号
US2527413(A)
申请公布日期
1950.10.24
申请号
US19480039230
申请日期
1948.07.17
申请人
GROSSMAN JOHN S
发明人
GROSSMAN JOHN S.
分类号
E05C1/04
主分类号
E05C1/04
代理机构
代理人
主权项
地址
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