(B1) ;APPARATUS FOR DEAD WEIGHTING THE GRAB ROD OF A DEEPENING RIGHERPALKI,申请号PL19780211699-传众专利搜索

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发明名称	(B1) ;APPARATUS FOR DEAD WEIGHTING THE GRAB ROD OF A DEEPENING RIGHERPALKI
摘要
申请公布号	PL211699(A1)	申请公布日期	1980.07.01
申请号	PL19780211699	申请日期	1978.12.12
申请人	INST BADAWCZY DROG I MOSTOW	发明人	SZWAJ STEFAN
分类号	E02F;(IPC1-7):E02F/	主分类号	E02F
代理机构		代理人
主权项
地址

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