Manufacture of alpha sodium tetrasilicate,申请号US19480008742-传众专利搜索

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发明名称	Manufacture of alpha sodium tetrasilicate
摘要
申请公布号	US2585609(A)	申请公布日期	1952.02.12
申请号	US19480008742	申请日期	1948.02.16
申请人	PHILADELPHIA QUARTZ COMPANY	发明人	WILLS JOHN H.
分类号	C01B33/38	主分类号	C01B33/38
代理机构		代理人
主权项
地址

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