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发明名称
METHOD OF PROTECTION WATER HEATING SYSTEM OF BUILDINGS FROM FREEZING
摘要
申请公布号
SU1663330(A1)
申请公布日期
1991.07.15
申请号
SU19894677846
申请日期
1989.04.14
申请人
BRUSS POLT INSTITUT
发明人
OSIPOV SERGEJ N,SU;KUNOVSKIJ VADIM I,SU;MITIN GENNADIJ N,SU;SHABELNIK ANATOLIJ A,SU
分类号
F24D3/00
主分类号
F24D3/00
代理机构
代理人
主权项
地址
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