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经营范围
发明名称
SCREW REFRIGERATING MACHINE
摘要
申请公布号
JPS57166449(A)
申请公布日期
1982.10.13
申请号
JP19810051790
申请日期
1981.04.08
申请人
HITACHI SEISAKUSHO KK
发明人
SUMITA RIYOUJI
分类号
F04C28/00;F25B1/04;F25B1/047
主分类号
F04C28/00
代理机构
代理人
主权项
地址
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