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发明名称
Safetypin
摘要
申请公布号
US2045666(A)
申请公布日期
1936.06.30
申请号
US19340743099
申请日期
1934.09.07
申请人
MCPHEE CAMERON A
发明人
MCPHEE CAMERON A.
分类号
A44B9/14
主分类号
A44B9/14
代理机构
代理人
主权项
地址
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