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经营范围
发明名称
VORTEX PIPE
摘要
申请公布号
SU989268(A1)
申请公布日期
1983.01.15
申请号
SU19813242296
申请日期
1981.01.19
申请人
LE POLT I IM.M.I.KALININA
发明人
IVANOV VALERIJ A,SU;BOROVKOV VALERIJ M,SU;NOVITSKIJ YURIJ I,SU
分类号
F25B9/02;(IPC1-7):F25B9/02
主分类号
F25B9/02
代理机构
代理人
主权项
地址
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