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发明名称
Станок для изготовления трубок со спиральными выступами
摘要
申请公布号
SU109497(A1)
申请公布日期
1956.11.30
申请号
SU19560554006
申请日期
1956.06.30
申请人
KOROTOV V.G.;MIKHALEV V.N.;SKOBELEV T.G.
发明人
KOROTOV V.G.;MIKHALEV V.N.;SKOBELEV T.G.
分类号
B21C37/12
主分类号
B21C37/12
代理机构
代理人
主权项
地址
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