Granted Patent
Utility
US 4,489,876 · App. 06/481,142
Method of making a fabricated sheet metal compression mold
Inventors:
Leonard S. Meyer, Michael Murray, Gerald G. Hayes, Robert L. McClain
Patented Case
View Patent ↗
Granted: Dec 25, 1984
Filed: Mar 29, 1983
Inventors
Leonard S. Meyer
Michael Murray
Gerald G. Hayes
Robert L. McClain
Assignee (at issue)
Kidde Recreation Products, 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.