Art of laundering and cleaning,申请号US19370150266-传众专利搜索

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发明名称	Art of laundering and cleaning
摘要
申请公布号	US2241580(A)	申请公布日期	1941.05.13
申请号	US19370150266	申请日期	1937.06.25
申请人	THE PENNSYLVANIA SALT MANUFACTURING COMPANY	发明人	BISHOP HOWARD B.
分类号	C11D3/02	主分类号	C11D3/02
代理机构		代理人
主权项
地址

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