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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 US588917Aexternal-prioritypatent/US2889505A/en
Priority claimed from US589536Aexternal-prioritypatent/US2881419A/en
Application filed by International Standard Electric CorpfiledCriticalInternational Standard Electric Corp
Application grantedgrantedCritical
Publication of FR71709EpublicationCriticalpatent/FR71709E/en