Granted Patent
Utility
US 6,561,233 · App. 10/071,704
Dual chuck blow gun
Inventors:
Donald A. Nye, James M. Weems, Douglas A. Thomas
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Feb 8, 2002
Inventors
Donald A. Nye
James M. Weems
Douglas A. Thomas
Assignee (at issue)
Weems Industries, 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.