Improvements in respirator eye-pieces and other transparent window-closures,申请号GB19390002093-传众专利搜索

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发明名称	Improvements in respirator eye-pieces and other transparent window-closures
摘要
申请公布号	GB524064(A)	申请公布日期	1940.07.29
申请号	GB19390002093	申请日期	1939.01.21
申请人	WILLIAM WALKER	发明人
分类号	B60J1/00	主分类号	B60J1/00
代理机构		代理人
主权项
地址

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