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.)
JAMES EDWARD ASHWORTH and WAYNE LEROY BRACKIN WILLIAM MILES MARKS
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dresser Industries IncfiledCriticalDresser Industries Inc
Application grantedgrantedCritical
Publication of AU414220B2publicationCriticalpatent/AU414220B2/en
Publication of AU6485565ApublicationCriticalpatent/AU6485565A/en