Granted Patent
Utility
US 6,305,886 · App. 09/607,286
Drill guide fixture for drilling, to open, disc padlocks, rectangular padlocks, door knobs and lever locks
Inventor:
Robert C. Womack
Patented Case
View Patent ↗
Granted: Oct 23, 2001
Filed: Jun 30, 2000
Inventor
Robert C. Womack
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.