Battery hand lamp,申请号US19280286501-传众专利搜索

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发明名称	Battery hand lamp
摘要
申请公布号	US1784114(A)	申请公布日期	1930.12.09
申请号	US19280286501	申请日期	1928.06.19
申请人	BURGESS BATTERY COMPANY	发明人	SCHULTE WALTER B.
分类号	F21L4/00	主分类号	F21L4/00
代理机构		代理人
主权项
地址

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