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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SHEARER GEORGE B
Original Assignee
SHEARER GEORGE B
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Filing date
Publication date
Application filed by SHEARER GEORGE BfiledCriticalSHEARER GEORGE B
Application grantedgrantedCritical
Publication of CA51905ApublicationCriticalpatent/CA51905A/fr