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发明名称
METHOD OF LINING DOG HEADING CROSSING AND LINING FRAME FOR PROTECTING CROSSINGS OF DOG HEADINGS
摘要
申请公布号
PL247218(A1)
申请公布日期
1985.10.22
申请号
PL19840247218
申请日期
1984.04.11
申请人
PRZED ROBOT GORNICZYCH
发明人
FILIPCZYK RYSZARD;RUPALA TADEUSZ;JABLONSKI EMIL;STOJECKI ZBIGNIEW;DYBICH EDWARD;NOWAK KRZYSZTOF
分类号
E21D;(IPC1-7):E21D/
主分类号
E21D
代理机构
代理人
主权项
地址
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