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发明名称
Door structure
摘要
申请公布号
US2148008(A)
申请公布日期
1939.02.21
申请号
US19370168563
申请日期
1937.10.12
申请人
YORK SAFE AND LOCK COMPANY
发明人
BESCHERER PALMER
分类号
E05G1/00
主分类号
E05G1/00
代理机构
代理人
主权项
地址
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