Granted Patent
Utility
US 4,754,582 · App. 07/018,808
Telephone booth with advertising displays
Inventor:
Robert J. Cameron
Patented Case
View Patent ↗
Granted: Jul 5, 1988
Filed: Feb 20, 1987
Inventor
Robert J. Cameron
Assignees (at issue)
Flour City Architectural Metals, Div. of E. G. Smith Construction Products, Inc.
United Enclosures, Inc.
O. M. Edwards 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.