Apparatus for cleaning the interior of tanks,申请号US19330678137-传众专利搜索

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发明名称	Apparatus for cleaning the interior of tanks
摘要
申请公布号	US2074052(A)	申请公布日期	1937.03.16
申请号	US19330678137	申请日期	1933.06.29
申请人	BUTTERWORTH SYSTEM, INCORPORATED	发明人	GEORGE LEONARD B.
分类号	B05B3/06;B05B13/06;B08B9/093	主分类号	B05B3/06
代理机构		代理人
主权项
地址

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