Granted Patent
Utility
US 6,510,772 · App. 10/073,732
Dust collection system
Inventors:
Louis C. Brickner, Ronald E. Young, David N. Hollinger, Charles J. Baird
Patented Case
View Patent ↗
Granted: Jan 28, 2003
Filed: Feb 11, 2002
Inventors
Louis C. Brickner
Ronald E. Young
David N. Hollinger
Charles J. Baird
Assignee (at issue)
Delta International Machinery Corp.
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.