Granted Patent
Utility
US 6,229,112 · App. 09/302,602
Air handling system for a laser-equipped machine tool
Inventors:
William B. Scott, James W. Orr, Jr., Ira E. Cole, III
Patented Case
View Patent ↗
Granted: May 8, 2001
Filed: Apr 30, 1999
Inventors
William B. Scott
James W. Orr, Jr.
Ira E. Cole, III
Assignee (at issue)
W.A. Whitney Co.
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.