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
CA910743A
Inventor
L. Benson Ronald
Antonio Christo
H. Brewer 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.)
Becton Dickinson and Co
Western Atlas Inc
Original Assignee
Becton Dickinson and Co
Litton Business Systems Inc
Publication date
Application grantedgrantedCritical
Publication of CA910743ApublicationCriticalpatent/CA910743A/en