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经营范围
发明名称
Improvements in or relating to flow restrictors for refrigeration systems
摘要
申请公布号
GB665089(A)
申请公布日期
1952.01.16
申请号
GB19490032499
申请日期
1949.12.19
申请人
ALBERT WITTLIN
发明人
分类号
F25B41/06
主分类号
F25B41/06
代理机构
代理人
主权项
地址
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