VACUUM CLEANER BAG EMPTYING MEANS,申请号CAD374622-传众专利搜索

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发明名称	VACUUM CLEANER BAG EMPTYING MEANS
摘要
申请公布号	CA374622(A)	申请公布日期	1938.06.21
申请号	CAD374622	申请日期
申请人	FRANK W. BURTON	发明人	FRANK W. BURTON
分类号		主分类号
代理机构		代理人
主权项
地址

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