Granted Patent
Utility
US 4,907,713 · App. 07/329,166
Electronic housing module
Inventor:
John Stuart Walker
Patented Case
View Patent ↗
Granted: Mar 13, 1990
Filed: Mar 27, 1989
Inventor
John Stuart Walker
Assignee (at issue)
Motorola, 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.