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
CA621399A
Inventor
Reinier Beeuwkes, Jr.
N. Hegge Edward
P. Mcdonough John
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.)
GOVERNMENT OF UNITED STATES
Original Assignee
GOVERNMENT OF UNITED STATES
Publication date
Application grantedgrantedCritical
Publication of CA621399ApublicationCriticalpatent/CA621399A/en