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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US264114Aexternal-prioritypatent/US1814851A/en
Priority claimed from US264115Aexternal-prioritypatent/US1892538A/en
Priority claimed from US264116Aexternal-prioritypatent/US1865274A/en
Application filed by Compagnie Francaise Thomson Houston SAfiledCriticalCompagnie Francaise Thomson Houston SA
Application grantedgrantedCritical
Publication of FR37326EpublicationCriticalpatent/FR37326E/fr
H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
H01H33/66—Vacuum switches
FR37326D1928-03-231929-03-23Perfectionnements apportés aux appareils à vide et plus particulièrement aux interrupteurs
ExpiredFR37326E
(fr)