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发明名称
RELOADING HOPPER
摘要
申请公布号
SU621897(A1)
申请公布日期
1978.08.30
申请号
SU19772473505
申请日期
1977.04.04
申请人
VNI PK UGOLNYJ INSTITUT
发明人
BAKHTIN VALERIAN NIKOLAEVICH,SU;SOROKOPUDOV VALENTIN MIKHAJLOVICH,SU
分类号
E21F13/02;(IPC1-7):E21F13/02
主分类号
E21F13/02
代理机构
代理人
主权项
地址
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