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经营范围
发明名称
Gas purger and solution regulator in vacuum type absorption refrigerating apparatus
摘要
申请公布号
US2432978(A)
申请公布日期
1947.12.23
申请号
US19440539610
申请日期
1944.06.10
申请人
SERVEL, INC.
发明人
JR. PHILLIP P. ANDERSON,
分类号
F25B43/04;F25B49/04
主分类号
F25B43/04
代理机构
代理人
主权项
地址
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