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发明名称
Door check
摘要
申请公布号
US2063526(A)
申请公布日期
1936.12.08
申请号
US19350054007
申请日期
1935.12.12
申请人
SNOWDON WILLIAM F
发明人
SNOWDON WILLIAM F.
分类号
E05F3/16
主分类号
E05F3/16
代理机构
代理人
主权项
地址
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