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发明名称
RAM PRENOSNEJ VRTACEJ SUPRAVY NA VRTANIE HORNIN S VLAKNOVYM PODAVACIM ZARIADENIM
摘要
申请公布号
CS8602422(A1)
申请公布日期
1988.06.15
申请号
CS19860002422
申请日期
1986.04.04
申请人
BRNGAL JAN ING.,CS
发明人
BRNGAL JAN ING.,CS
分类号
(IPC1-7):E21C5/00
主分类号
(IPC1-7):E21C5/00
代理机构
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