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发明名称
REFRIGERANT PASSAGE OPENING/CLOSING VALVE FOR REFRIGERATING PLANT
摘要
申请公布号
JPS56160569(A)
申请公布日期
1981.12.10
申请号
JP19800061782
申请日期
1980.05.12
申请人
HITACHI LTD
发明人
HASHIMOTO HIDEKAZU
分类号
F25B41/04;F16K31/06
主分类号
F25B41/04
代理机构
代理人
主权项
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