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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HOUGEN EVERETT
Original Assignee
HOUGEN EVERETT
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Filing date
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Application filed by HOUGEN EVERETTfiledCriticalHOUGEN EVERETT
Priority to CA133232ApriorityCriticalpatent/CA928107A/en
Application grantedgrantedCritical
Publication of CA928107ApublicationCriticalpatent/CA928107A/en