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发明名称
SAFETY SYSTEM TO BE USED IN HEATING OR COOLING PLANTS
摘要
申请公布号
US3602294(A)
申请公布日期
1971.08.31
申请号
USD3602294
申请日期
1969.04.18
申请人
LEON J. WANSON
发明人
LEON J. WANSON
分类号
F24D19/10;(IPC1-7):F24F3/00
主分类号
F24D19/10
代理机构
代理人
主权项
地址
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