Manufacture of pigments,申请号US19400342921-传众专利搜索

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发明名称	Manufacture of pigments
摘要
申请公布号	US2306109(A)	申请公布日期	1942.12.22
申请号	US19400342921	申请日期	1940.06.28
申请人	THE HARSHAW CHEMICAL COMPANY	发明人	LONG ROBERT H.
分类号	C09C1/12	主分类号	C09C1/12
代理机构		代理人
主权项
地址

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