Granted Patent
Utility
US 5,479,715 · App. 08/277,058
Electronic level displaying inclination using a multi-segment fan-like display
Inventors:
Gary R. Schultheis, Charles E. Heger
Patented Case
View Patent ↗
Granted: Jan 2, 1996
Filed: Jul 19, 1994
Inventors
Gary R. Schultheis
Charles E. Heger
Assignee (at issue)
Zircon 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.