Granted Patent
Utility
US 4,754,113 · App. 07/000,074
Induction coil heating unit for heat sealing closures to containers
Inventors:
Glenn R. Mohr, Donald J. Roth
Patented Case
View Patent ↗
Granted: Jun 28, 1988
Filed: Jan 2, 1987
Inventors
Glenn R. Mohr
Donald J. Roth
Assignee (at issue)
Continental Can Company, 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.