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.)
Harbison-Carborundum Corp
Original Assignee
Harbison-Carborundum Corp
Filing date
Publication date
Application filed by Harbison-Carborundum CorpfiledCriticalHarbison-Carborundum Corp
Application grantedgrantedCritical
Publication of AU814161ApublicationCriticalpatent/AU814161A/en
Publication of AU247991B2publicationCriticalpatent/AU247991B2/en