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发明名称
Spring tension parting strip
摘要
申请公布号
US2215395(A)
申请公布日期
1940.09.17
申请号
US19390305163
申请日期
1939.11.18
申请人
HEDMAN OSCAR A
发明人
HEDMAN OSCAR A.
分类号
E06B3/44
主分类号
E06B3/44
代理机构
代理人
主权项
地址
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