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发明名称
Securing means for lapped elements
摘要
申请公布号
US1787108(A)
申请公布日期
1930.12.30
申请号
US19290387619
申请日期
1929.08.22
申请人
HARTER EVAN C
发明人
HARTER EVAN C.
分类号
A47C7/00
主分类号
A47C7/00
代理机构
代理人
主权项
地址
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