Granted Patent
Utility
US 4,484,828 · App. 06/389,134
Apparatus for applying a cap to and removing the cap from a pin
Inventor:
Augustus W. Griswold
Patented Case
View Patent ↗
Granted: Nov 27, 1984
Filed: Jun 16, 1982
Inventor
Augustus W. Griswold
Assignee (at issue)
Crosfield Data Systems, 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.