Granted Patent
Utility
US 4,494,346 · App. 06/438,532
Ceiling system and panel-securing device therefor
Inventor:
J. Lynn Gailey
Patented Case
View Patent ↗
Granted: Jan 22, 1985
Filed: Nov 1, 1982
Inventor
J. Lynn Gailey
Assignee (at issue)
Alcan Aluminum Corporation
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.