Granted Patent
Utility
US 4,402,721 · App. 06/053,059
Computer control for glassware forming machine
Inventors:
Nathaniel H. Ericson, Robert J. Japenga
Patented Case
View Patent ↗
Granted: Sep 6, 1983
Filed: Jun 28, 1979
Inventors
Nathaniel H. Ericson
Robert J. Japenga
Assignee (at issue)
Emhart Industries, 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.