SPOSOB WZMACNIANIA CZYNNEGO CZOLA FRONTU EKSPLOATACYJNEGO,申请号PL19770195355-传众专利搜索

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发明名称	SPOSOB WZMACNIANIA CZYNNEGO CZOLA FRONTU EKSPLOATACYJNEGO
摘要
申请公布号	PL195355(A1)	申请公布日期	1978.07.17
申请号	PL19770195355	申请日期	1977.01.15
申请人	KOPALNIA WEGLA KAMIENNEGO JAST	发明人	SZYMA MICHAL;CANIBAL RYSZARD
分类号	E21C;(IPC1-7):E21C/	主分类号	E21C
代理机构		代理人
主权项
地址

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