SEWAGE-BIOLOGICAL TREATMENT PLANT,申请号PL19770202718-传众专利搜索

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发明名称	SEWAGE-BIOLOGICAL TREATMENT PLANT
摘要
申请公布号	PL111565(B3)	申请公布日期	1980.09.30
申请号	PL19770202718	申请日期	1977.12.06
申请人		发明人
分类号	(IPC1-7):C02C1/02	主分类号	(IPC1-7):C02C1/02
代理机构		代理人
主权项
地址

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