Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Hitachi Ltd
Original Assignee
Hitachi Ltd
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Filing date
Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP8453175ApriorityCriticalpatent/JPS528455A/en
Publication of JPS528455ApublicationCriticalpatent/JPS528455A/en
PURPOSE: A lighting arrestor WITH a gas leakage detecting device for checking effectively and in a simple manner leakage of insulation gas such as SF gas or the like to the insulated cylinder including serial gaps.
COPYRIGHT: (C)1977,JPO&Japio
JP8453175A1975-07-111975-07-11Lighting arrestor with gas leakage detecting device
PendingJPS528455A
(en)