Granted Patent
Utility
US 5,977,908 · App. 09/261,943
Handheld surveying device and method
Inventor:
Mark Edward Nichols
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Mar 3, 1999
Inventor
Mark Edward Nichols
Assignee (at issue)
Trimble Navigation Limited
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.