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发明名称
AIR-COOLED HEAT PUMP TYPE FREEZING CYCLE HAVING REVERSIBLE EXPANSION VALVE
摘要
申请公布号
JPH04161760(A)
申请公布日期
1992.06.05
申请号
JP19900288129
申请日期
1990.10.25
申请人
HITACHI LTD
发明人
AOYAMA MITSUGI;IZUSHI MINETOSHI
分类号
F25B1/00;F25B13/00
主分类号
F25B1/00
代理机构
代理人
主权项
地址
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DECOY
