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发明名称
Устройство для обогащения угля
摘要
申请公布号
SU54397(A1)
申请公布日期
1938.11.30
申请号
SU19370011825
申请日期
1937.11.03
申请人
VILVOVSKIJ L.YA.;PREJGERZON G.I.
发明人
VILVOVSKIJ L.YA.;PREJGERZON G.I.
分类号
B65G35/00
主分类号
B65G35/00
代理机构
代理人
主权项
地址
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