Granted Patent
Utility
US 4,649,232 · App. 06/742,734
Electrographic apparatus
Inventors:
Shiochiro Nakamura, Robert G. Kable
Patented Case
View Patent ↗
Granted: Mar 10, 1987
Filed: Jun 7, 1985
Inventors
Shiochiro Nakamura
Robert G. Kable
Assignee (at issue)
Scriptel Corporation
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.