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发明名称
Способ получения ванадиевой контактной массы
摘要
申请公布号
SU64307(A1)
申请公布日期
1944.11.30
申请号
SU19430321759
申请日期
1943.04.10
申请人
SHOGMAN S.M.
发明人
SHOGMAN S.M.
分类号
B01J23/22;B01J27/10;C01B17/74
主分类号
B01J23/22
代理机构
代理人
主权项
地址
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