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
CA836489A
Inventor
Samuel W. Ing, Jr.
Chiang Yuen-Sheng
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.)
Xerox Corp
Original Assignee
Xerox Corp
Publication date
Application grantedgrantedCritical
Publication of CA836489ApublicationCriticalpatent/CA836489A/en