Granted Patent
Utility
US 4,882,647 · App. 07/284,671
Combination apparatus for clamping ground conductor and for mounting lightning protector
Inventor:
Thomas J. Collins
Patented Case
View Patent ↗
Granted: Nov 21, 1989
Filed: Dec 15, 1988
Inventor
Thomas J. Collins
Assignee (at issue)
Keptel, 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.