Granted Patent
Utility
US 4,949,767 · App. 07/412,020
Apparatus and method for manufacture of wood patch
Inventor:
David L. Murphy
Patented Case
View Patent ↗
Granted: Aug 21, 1990
Filed: Sep 25, 1989
Inventor
David L. Murphy
Assignee (at issue)
Arthur H. Fitzgerald
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.