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发明名称
Operating means for closures
摘要
申请公布号
US1863923(A)
申请公布日期
1932.06.21
申请号
US19280294806
申请日期
1928.07.23
申请人
ERNEST HARRIS;R. GUNZEL
发明人
DIGGINS THOMAS L.
分类号
E05F11/53
主分类号
E05F11/53
代理机构
代理人
主权项
地址
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