Improvements in light projectors,申请号GB19370027421-传众专利搜索

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发明名称	Improvements in light projectors
摘要
申请公布号	GB502575(A)	申请公布日期	1939.03.21
申请号	GB19370027421	申请日期	1937.10.08
申请人	ANCIENS ETABLISSEMENTS SAUTTER-HARLE	发明人
分类号	F21V17/02	主分类号	F21V17/02
代理机构		代理人
主权项
地址

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