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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Advance Valve Installations Inc
Original Assignee
Advance Valve Installations Inc
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Publication date
Priority claimed from US396509Aexternal-prioritypatent/US3923082A/en
Application filed by Advance Valve Installations IncfiledCriticalAdvance Valve Installations Inc
Application grantedgrantedCritical
Publication of CA1004162ApublicationCriticalpatent/CA1004162A/en