Granted Patent
Utility
US 5,105,649 · App. 07/641,121
Method of producing forging machines
Inventors:
William H. Hite, Gene E. Allebach
Patented Case
View Patent ↗
Granted: Apr 21, 1992
Filed: Jan 14, 1991
Inventors
William H. Hite
Gene E. Allebach
Assignee (at issue)
NATIONAL MACHINE COMPANY
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.