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发明名称
Door check and holdopen
摘要
申请公布号
US2779050(A)
申请公布日期
1957.01.29
申请号
US19530345308
申请日期
1953.03.30
申请人
GENERAL MOTORS CORPORATION
发明人
SEMAR CLAUD S.
分类号
E05C17/20
主分类号
E05C17/20
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代理人
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