Granted Patent
Utility
US 4,424,899 · App. 06/355,947
Instrument carrying case
Inventor:
Sheldon J. Rosenberg
Patented Case
View Patent ↗
Granted: Jan 10, 1984
Filed: Mar 8, 1982
Inventor
Sheldon J. Rosenberg
Assignee (at issue)
Western Electric 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.