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发明名称
ROPEWAY ROLLER SUPPORT
摘要
申请公布号
SU639746(A1)
申请公布日期
1978.12.30
申请号
SU19772506037
申请日期
1977.07.11
申请人
GNI PK P UGOLNYJ INSTITUT
发明人
FESKOV VLADIMIR N,SU;PERMILOVSKAYA NINA ,SU
分类号
B61B12/02;(IPC1-7):B61B12/02
主分类号
B61B12/02
代理机构
代理人
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