STARCH FLUSH FOR MAKING BORE-HOLE,申请号PL19780210718-传众专利搜索

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发明名称	STARCH FLUSH FOR MAKING BORE-HOLE
摘要
申请公布号	PL110739(B2)	申请公布日期	1980.07.31
申请号	PL19780210718	申请日期	1978.11.04
申请人		发明人
分类号	C08L3/02;C09K;E21B;(IPC1-7):C09K7/02	主分类号	C08L3/02
代理机构		代理人
主权项
地址

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