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发明名称
HINGE CASE LEAP
摘要
申请公布号
CA19278(S)
申请公布日期
1953.08.31
申请号
CANDAT0019278F
申请日期
申请人
DAVID M. JOHNSON WASHINGTON STEEL PRODUCTS, INC.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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