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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CBS Corp
Original Assignee
Westinghouse Electric and Manufacturing Co
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Filing date
Publication date
Application filed by Westinghouse Electric and Manufacturing CofiledCriticalWestinghouse Electric and Manufacturing Co
Application grantedgrantedCritical
Publication of FR570220ApublicationCriticalpatent/FR570220A/en
H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
H01H3/20—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch wherein an auxiliary movement thereof, or of an attachment thereto, is necessary before the main movement is possible or effective, e.g. for unlatching, for coupling
FR570220D1923-08-271923-08-27
Improvements to electrical controllers
ExpiredFR570220A
(en)