Granted Patent
Utility
US 4,803,320 · App. 07/071,072
Electric switch construction
Inventors:
Peter J. Lupoli, Donald J. Mattis
Patented Case
View Patent ↗
Granted: Feb 7, 1989
Filed: Jul 8, 1987
Inventors
Peter J. Lupoli
Donald J. Mattis
Assignee (at issue)
CASCO PRODUCTS 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.