Granted Patent
Utility
US 4,818,933 · App. 06/916,667
Board fixturing system
Inventors:
Ronald K. Kerschner, James M. Hayes, Michael L. Bullock
Patented Case
View Patent ↗
Granted: Apr 4, 1989
Filed: Oct 8, 1986
Inventors
Ronald K. Kerschner
James M. Hayes
Michael L. Bullock
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.