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发明名称
Двухкамерный аппарат для подачи в напорный трубопровод гидравлической системы транспортирования руды, угля, грунта и т.п. материалов
摘要
申请公布号
SU111379(A1)
申请公布日期
1957.11.30
申请号
SU19570582996
申请日期
1957.09.04
申请人
ZAJTSEV N.I.
发明人
ZAJTSEV N.I.
分类号
B65G53/62
主分类号
B65G53/62
代理机构
代理人
主权项
地址
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