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发明名称
Arch supporter
摘要
申请公布号
US2330978(A)
申请公布日期
1943.10.05
申请号
US19400363417
申请日期
1940.10.30
申请人
KLEIN BENJAMIN W
发明人
KLEIN BENJAMIN W.
分类号
A43D39/00
主分类号
A43D39/00
代理机构
代理人
主权项
地址
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