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发明名称
Attaching device for miner's lamp
摘要
申请公布号
US2169067(A)
申请公布日期
1939.08.08
申请号
US19380219378
申请日期
1938.07.15
申请人
ALBERT DORSEY
发明人
DORSEY ALBERT
分类号
A42B1/10;A42B3/04
主分类号
A42B1/10
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