Granted Patent
Utility
US 6,073,681 · App. 09/001,893
Workpiece chuck
Inventors:
Paul Getchel, Kenneth M. Cole, Sr., Henry A. Lyden
Patented Case
View Patent ↗
Granted: Jun 13, 2000
Filed: Dec 31, 1997
Inventors
Paul Getchel
Kenneth M. Cole, Sr.
Henry A. Lyden
Assignee (at issue)
TEMPTRONIC CORPORATION
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.