Granted Patent
Utility
US 6,040,897 · App. 09/069,447
Remote sensor head for laser level measurement devices
Inventors:
Bruce Kenneth Clifford, John E. Harrison
Patented Case
View Patent ↗
Granted: Mar 21, 2000
Filed: Apr 29, 1998
Inventors
Bruce Kenneth Clifford
John E. Harrison
Assignee (at issue)
Laser Technology, 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.