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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National Patent Development Corp
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National Patent Development Corp
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Priority claimed from CA173,630Aexternal-prioritypatent/CA1025705A/fr
Application filed by National Patent Development CorpfiledCriticalNational Patent Development Corp
Application grantedgrantedCritical
Publication of CA1036846ApublicationCriticalpatent/CA1036846A/fr
CA295,000A1973-06-081978-01-16Methode et appareil pour enlever la plaque dentaire et les caries a l'aide d'un jet de liquide pulse a haute vitesse
ExpiredCA1036846A
(fr)