Manufacture of barium sulphate,申请号US19360115634-传众专利搜索

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发明名称	Manufacture of barium sulphate
摘要
申请公布号	US2285242(A)	申请公布日期	1942.06.02
申请号	US19360115634	申请日期	1936.12.12
申请人	EPHRAIM WEBER ISAAC;STANLCY WOOD WILLIAM	发明人	WEBER ISAAC EPHRAIM;WOOD WILLIAM STANLCY
分类号	C01F11/46;C09C1/02	主分类号	C01F11/46
代理机构		代理人
主权项
地址

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