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经营范围
发明名称
Improvements in or relating to refrigeration driers and to methods of assembling such driers
摘要
申请公布号
GB796917(A)
申请公布日期
1958.06.18
申请号
GB19560030761
申请日期
1956.10.09
申请人
CALUMET & HECLA, INC.
发明人
分类号
F25B43/00
主分类号
F25B43/00
代理机构
代理人
主权项
地址
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