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发明名称
REVERSE CYCLE REFRIGERATION SYSTEM
摘要
申请公布号
US3421337(A)
申请公布日期
1969.01.14
申请号
USD3421337
申请日期
1967.07.17
申请人
TRANE CO.:THE
发明人
ROBERT A. JOHANNSEN
分类号
F25B13/00;(IPC1-7):F25B13/00
主分类号
F25B13/00
代理机构
代理人
主权项
地址
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