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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Pennsylyvania Engineering Corp
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Pennsylyvania Engineering Corp
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Priority claimed from US05335468external-prioritypatent/US3812275A/en
Application filed by Pennsylyvania Engineering CorpfiledCriticalPennsylyvania Engineering Corp
Application grantedgrantedCritical
Publication of AU6598474ApublicationCriticalpatent/AU6598474A/en
Publication of AU485114B2publicationCriticalpatent/AU485114B2/en