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.)
Control Data Corp
Original Assignee
Control Data 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 US05/743,991external-prioritypatent/US4066852A/en
Priority claimed from US05/744,080external-prioritypatent/US4066853A/en
Application filed by Control Data CorpfiledCriticalControl Data Corp
Application grantedgrantedCritical
Publication of CA1114921ApublicationCriticalpatent/CA1114921A/fr
CA291,310A1976-11-221977-11-21Touche a effleurement a membrane incurvee utilisant un dispositif anti-court-circuit a piezoresistance
ExpiredCA1114921A
(fr)