APPARATUS FOR THE PRODUCTION OF FINELY DIVIDED AMORPHOUS SILICA,申请号USD3423184-传众专利搜索

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发明名称	APPARATUS FOR THE PRODUCTION OF FINELY DIVIDED AMORPHOUS SILICA
摘要
申请公布号	US3423184(A)	申请公布日期	1969.01.21
申请号	USD3423184	申请日期	1966.10.19
申请人	DEUTSCHE GOLD UND SILBER SCHEIDEANSTALT VORMALS ROESSLER	发明人	HANNS BIEGLER;WALTER NEUGEBAUER;HERBERT KEMPERS
分类号	C01B33/18;(IPC1-7):H05B7/18;C01B33/00	主分类号	C01B33/18
代理机构		代理人
主权项
地址

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