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发明名称
STEAM TIGHT AND COLD-PROTECTION JACKET FOR FROSTING COOLER WALLS
摘要
申请公布号
PL267501(A1)
申请公布日期
1989.03.06
申请号
PL19870267501
申请日期
1987.08.27
申请人
发明人
分类号
F25D;(IPC1-7):F25D/
主分类号
F25D
代理机构
代理人
主权项
地址
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