Granted Patent
Utility
US 4,823,780 · App. 06/803,401
Drill guiding and aligning device
Inventors:
Magnus G. Odensten, Jan I. Gillquist
Patented Case
View Patent ↗
Granted: Apr 25, 1989
Filed: Nov 5, 1985
Inventors
Magnus G. Odensten
Jan I. Gillquist
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.