Granted Patent
Utility
US 4,747,700 · App. 07/064,109
Thermocouple rake
Inventors:
Herman N. Lenz, John Kasper
Patented Case
View Patent ↗
Granted: May 31, 1988
Filed: Jun 19, 1987
Inventors
Herman N. Lenz
John Kasper
Assignee (at issue)
Teledyne Industries, 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.