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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Individual
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Individual
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Priority claimed from US05/506,547external-prioritypatent/US4132111A/en
Priority claimed from CA224,815Aexternal-prioritypatent/CA1047277A/fr
Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of CA1055275ApublicationCriticalpatent/CA1055275A/fr
CA312,210A1974-09-161978-09-27Methode et appareil de detection des fuites dans les pieces tubulaires, et garniture pour y remedier
ExpiredCA1055275A
(fr)