Granted Patent
Utility
US 5,477,652 · App. 08/163,227
Composite security wall systems
Inventors:
Bruce M. Torrey, Scott A. Ravech
Patented Case
View Patent ↗
Granted: Dec 26, 1995
Filed: Dec 7, 1993
Inventors
Bruce M. Torrey
Scott A. Ravech
Assignee (at issue)
General Electric Company
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.