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发明名称
Flashlight tester
摘要
申请公布号
US2275696(A)
申请公布日期
1942.03.10
申请号
US19400349363
申请日期
1940.08.01
申请人
STAMPS SAMUEL C
发明人
STAMPS SAMUEL C.
分类号
G01R31/02
主分类号
G01R31/02
代理机构
代理人
主权项
地址
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