Granted Patent
Utility
US 4,396,569 · App. 06/314,540
Method of duplicating shapes and finishes
Inventor:
Harold J. Reikowski
Patented Case
View Patent ↗
Granted: Aug 2, 1983
Filed: Oct 26, 1981
Inventor
Harold J. Reikowski
Assignee (at issue)
KELSEY-HAYES-COMPANY
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.