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发明名称
Способ изготовления сварных волнистых компенсаторов для трубопроводов
摘要
申请公布号
SU25159(A1)
申请公布日期
1932.04.30
申请号
SU19310084880
申请日期
1931.03.12
申请人
LAZAREV V.M.
发明人
LAZAREV V.M.
分类号
B23K31/02
主分类号
B23K31/02
代理机构
代理人
主权项
地址
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