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发明名称
APPARATUS FOR FORMING CONVECTION PASSAGES IN PEAT STACK
摘要
申请公布号
SU1315614(A1)
申请公布日期
1987.06.07
申请号
SU19864007162
申请日期
1986.01.06
申请人
VNII TORFYANOJ PROMYSHLENNOSTI
发明人
KULIK ALEKSANDR YA,SU;KUPRIYANOV ARNOLD I,SU;STEPINSKIJ VLADIMIR E,SU;TEREKHIN SERGEJ M,SU
分类号
E21C49/00
主分类号
E21C49/00
代理机构
代理人
主权项
地址
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