Improvements relating to doors for railway vehicles and other structures,申请号GB19310000047-传众专利搜索

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发明名称	Improvements relating to doors for railway vehicles and other structures
摘要
申请公布号	GB374454(A)	申请公布日期	1932.06.01
申请号	GB19310000047	申请日期	1931.01.01
申请人	WILLIAM WARREN TRIGGS	发明人
分类号	B61D19/00	主分类号	B61D19/00
代理机构		代理人
主权项
地址

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