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经营范围
发明名称
Perfectionnements aux appareils réfrigérants mécaniques
摘要
申请公布号
FR682748(A)
申请公布日期
1930.06.02
申请号
FRD682748
申请日期
1929.10.04
申请人
发明人
EVANS ERWIN KENT
分类号
F25B1/00
主分类号
F25B1/00
代理机构
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