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.)
Expired
Application number
CA908447A
Inventor
J. Jones Jerry
A. Morgan William
L. Keenon Delbert
C. Lochridge Joe
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.)
Brown and Root Inc
Original Assignee
Brown and Root Inc
Publication date
Application grantedgrantedCritical
Publication of CA908447ApublicationCriticalpatent/CA908447A/en