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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Swartzbaugh Manuf Co
Original Assignee
Swartzbaugh Manuf Co
Publication date
Application grantedgrantedCritical
Publication of CA415663ApublicationCriticalpatent/CA415663A/en