Mixing apparatus,申请号US19280321310-传众专利搜索

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发明名称	Mixing apparatus
摘要
申请公布号	US1777002(A)	申请公布日期	1930.09.30
申请号	US19280321310	申请日期	1928.11.23
申请人	ALBERT KNOWLES	发明人	KNOWLES ALBERT
分类号	E01C19/10	主分类号	E01C19/10
代理机构		代理人
主权项
地址

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