Granted Patent
Utility
US 4,443,995 · App. 06/276,452
Metering device and method
Inventors:
John H. Myers, Edward Waleck
Patented Case
View Patent ↗
Granted: Apr 24, 1984
Filed: Jun 23, 1981
Inventors
John H. Myers
Edward Waleck
Assignee (at issue)
Federal Paper Board Co., 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.