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经营范围
发明名称
Door operating mechanism
摘要
申请公布号
US1946577(A)
申请公布日期
1934.02.13
申请号
US19310559659
申请日期
1931.08.27
申请人
发明人
FAZENDIN ALPHONSE
分类号
E05F3/02
主分类号
E05F3/02
代理机构
代理人
主权项
地址
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