,申请号PL19740173524-传众专利搜索

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法人/股东/高管

发明名称
摘要
申请公布号	PL97105(B3)	申请公布日期	1978.02.28
申请号	PL19740173524	申请日期	1974.08.16
申请人		发明人
分类号	C01B21/14;(IPC1-7):B01J1/00	主分类号	C01B21/14
代理机构		代理人
主权项
地址

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