Sealing means for lamp housing closure,申请号US19510245450-传众专利搜索

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发明名称	Sealing means for lamp housing closure
摘要
申请公布号	US2707747(A)	申请公布日期	1955.05.03
申请号	US19510245450	申请日期	1951.09.07
申请人	BARBARA B. DE FREES	发明人	FREES JOSEPH H. DE
分类号		主分类号
代理机构		代理人
主权项
地址

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