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.)
Norton Christensen Inc
Original Assignee
Christensen Diamond Products Co
Filing date
Publication date
Priority claimed from US05/532,745external-prioritypatent/US3938853A/en
Application filed by Christensen Diamond Products CofiledCriticalChristensen Diamond Products Co
Application grantedgrantedCritical
Publication of AU8182275ApublicationCriticalpatent/AU8182275A/en
Publication of AU484730B2publicationCriticalpatent/AU484730B2/en