Granted Patent
Utility
US 6,827,530 · App. 10/187,271
Symmetrical mill
Inventors:
Peter Brown, Tony Backhouse
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Jul 8, 2002
Inventors
Peter Brown
Tony Backhouse
Assignee (at issue)
Self Leveling Machines, 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.