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发明名称
Cover structure for hollow bodies having improved actuating and carrying means therefor
摘要
申请公布号
US2635780(A)
申请公布日期
1953.04.21
申请号
US19480061506
申请日期
1948.11.22
申请人
HUME MANUFACTURING COMPANY
发明人
SCHMIDT GORDON D.
分类号
F21V15/02
主分类号
F21V15/02
代理机构
代理人
主权项
地址
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