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发明名称
Способ изготовления труб с внутренним слоем сюлбчатых деидритов
摘要
申请公布号
SU51454(A1)
申请公布日期
1937.11.30
申请号
SU19370005227
申请日期
1937.03.02
申请人
BELYNSKIJ S.V.
发明人
BELYNSKIJ S.V.
分类号
B21J5/10;B21C23/01
主分类号
B21J5/10
代理机构
代理人
主权项
地址
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