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发明名称
Устройство для механизированной газопрессовой сварки и центрирования труб
摘要
申请公布号
SU92883(A2)
申请公布日期
1950.11.30
申请号
SU19490409273
申请日期
1949.12.22
申请人
ZAKHARCHUK Z.I.;KOZADAEV V.M.;SALUKVADZE V.S.
发明人
ZAKHARCHUK Z.I.;KOZADAEV V.M.;SALUKVADZE V.S.
分类号
B23K5/02;B21C37/08
主分类号
B23K5/02
代理机构
代理人
主权项
地址
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