Improvements in combined head-coverings and lamps,申请号GB19290034326-传众专利搜索

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发明名称	Improvements in combined head-coverings and lamps
摘要
申请公布号	GB333470(A)	申请公布日期	1930.08.14
申请号	GB19290034326	申请日期	1929.11.11
申请人	WILLIAM ALBERT JOHNS	发明人
分类号	A42B1/24	主分类号	A42B1/24
代理机构		代理人
主权项
地址

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