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 US06/835,900external-prioritypatent/US4769977A/en
Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of DE3779309D1publicationCriticalpatent/DE3779309D1/de