Vacuum-cleaner bag,申请号US19270216856-传众专利搜索

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发明名称	Vacuum-cleaner bag
摘要
申请公布号	US1764127(A)	申请公布日期	1930.06.17
申请号	US19270216856	申请日期	1927.09.01
申请人	STOLPE DAVID E	发明人	STOLPE DAVID E.
分类号	A47L9/14	主分类号	A47L9/14
代理机构		代理人
主权项
地址

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