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发明名称
Door closing mechanism
摘要
申请公布号
US2268013(A)
申请公布日期
1941.12.30
申请号
US19380232492
申请日期
1938.09.30
申请人
BERLEY
发明人
BERLEY HARRY;KOHN MAX
分类号
F23M7/00
主分类号
F23M7/00
代理机构
代理人
主权项
地址
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