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发明名称
HEAT DUCT
摘要
申请公布号
SU1527447(A1)
申请公布日期
1989.12.07
申请号
SU19874247637
申请日期
1987.05.21
申请人
VGNI PK I ENERGETIKI PROMY "VNIPIENERGOPROM"
发明人
SHUMKOV ALEKSEJ I,SU
分类号
F16L59/05;F16L59/06
主分类号
F16L59/05
代理机构
代理人
主权项
地址
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