Acid-resistant ultramarine pigment and process for the preparation thereof,申请号US19500196742-传众专利搜索

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发明名称	Acid-resistant ultramarine pigment and process for the preparation thereof
摘要
申请公布号	US2628920(A)	申请公布日期	1953.02.17
申请号	US19500196742	申请日期	1950.11.21
申请人	AMERICAN CYANAMID COMPANY	发明人	SCHWAHL FREDERICK J.
分类号	C09C1/32	主分类号	C09C1/32
代理机构		代理人
主权项
地址

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