Improvements in or relating to the production of doors,申请号GB19290018253-传众专利搜索

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发明名称	Improvements in or relating to the production of doors
摘要
申请公布号	GB313537(A)	申请公布日期	1930.09.15
申请号	GB19290018253	申请日期	1929.06.13
申请人	EDWARD G. BUDD MANUFACTURING COMPANY	发明人
分类号	E06B3/54;E06B3/72	主分类号	E06B3/54
代理机构		代理人
主权项
地址

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