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发明名称
Perfectionnements aux systèmes de réfrigération
摘要
申请公布号
FR915997(A)
申请公布日期
1946.11.22
申请号
FRD915997
申请日期
1945.10.18
申请人
SERVEL INC.
发明人
分类号
F25B15/06;F25B43/04
主分类号
F25B15/06
代理机构
代理人
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