VACUUM CLEANER CHEST,申请号CAD491468-传众专利搜索

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发明名称	VACUUM CLEANER CHEST
摘要
申请公布号	CA491468(A)	申请公布日期	1953.03.24
申请号	CAD491468	申请日期
申请人	JOHN SERWIN	发明人	JOHN SERWIN
分类号		主分类号
代理机构		代理人
主权项
地址

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