Granted Patent
Utility
US 5,333,949 · App. 07/956,623
File drawer interlock mechanism
Inventor:
Dickson J. McGregor
Patented Case
View Patent ↗
Granted: Aug 2, 1994
Filed: Oct 5, 1992
Inventor
Dickson J. McGregor
Assignee (at issue)
KRUEGER INTERNATIONAL, 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.