Mechanism for feeding measured quantities of dry chemical,申请号US19530375956-传众专利搜索

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发明名称	Mechanism for feeding measured quantities of dry chemical
摘要
申请公布号	US2726792(A)	申请公布日期	1955.12.13
申请号	US19530375956	申请日期	1953.08.24
申请人	SEYMOUR HARRY R	发明人	SEYMOUR HARRY R.
分类号	C02F1/68	主分类号	C02F1/68
代理机构		代理人
主权项
地址

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