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发明名称
BELLOWS CONTROLLED SUDDEN PRESSURE RISE RELAY
摘要
申请公布号
CA907668(A)
申请公布日期
1972.08.15
申请号
CAD907668
申请日期
申请人
QUALITROL CORPORATION
发明人
ROBERT F. ROMANOWSKI
分类号
F15D1/02;F15D1/14;H01H35/24;(IPC1-7):F15D1/02
主分类号
F15D1/02
代理机构
代理人
主权项
地址
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