Granted Patent
Utility
US 4,755,646 · App. 07/071,752
Electrically operated control device and system for a microwave oven
Inventor:
Daniel L. Fowler
Patented Case
View Patent ↗
Granted: Jul 5, 1988
Filed: Jul 9, 1987
Inventor
Daniel L. Fowler
Assignee (at issue)
ROBERTSHAW CONTROLS PRIVATE LIMITED
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.