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经营范围
发明名称
POWER MATCHING ROOF SUPPORT
摘要
申请公布号
SU877044(A1)
申请公布日期
1981.10.30
申请号
SU19792827036
申请日期
1979.10.12
申请人
PODMOSKOVNYJ NI PK UGOLNYJ INSTITUT
发明人
EROKHIN ALEKSEJ I,SU;OREKHOV DMITRIJ M,SU;ROMANOV PAVEL D,SU;TRUBNIKOV VLADIMIR P,SU;BUDNIK VASILIJ M,SU;SOKOV GENNADIJ D,SU
分类号
E21D11/36;E21D23/00;(IPC1-7):E21D11/36
主分类号
E21D11/36
代理机构
代理人
主权项
地址
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