Granted Patent
Utility
US 4,242,793 · App. 06/042,658
Nut guide for installation head
Inventors:
Horton Matthews, Kenneth V. York, Dale H. Goodsmith
Patented Case
View Patent ↗
Granted: Jan 6, 1981
Filed: May 25, 1979
Inventors
Horton Matthews
Kenneth V. York
Dale H. Goodsmith
Assignee (at issue)
Multifastener 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.