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 Research Devel Co
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National Research Devel Co
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Publication date
Priority claimed from GB979474Aexternal-prioritypatent/GB1460861A/en
Application filed by National Research Devel CofiledCriticalNational Research Devel Co
Application grantedgrantedCritical
Publication of AU7864375ApublicationCriticalpatent/AU7864375A/en
Publication of AU485872B2publicationCriticalpatent/AU485872B2/en