Granted Patent
Utility
US 4,378,754 · App. 06/290,274
Toner applicator system for magnetography
Inventors:
Houshang Rasekhi, Alfred M. Nelson, John Kula, John J. Sudano
Patented Case
View Patent ↗
Granted: Apr 5, 1983
Filed: Aug 5, 1981
Inventors
Houshang Rasekhi
Alfred M. Nelson
John Kula
John J. Sudano
Assignee (at issue)
Wang Laboratories, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.