Granted Patent
Utility
US 4,858,070 · App. 07/042,186
Modular expandable housing arrangement for electronic apparatus
Inventors:
Douglas J. Buron, Sheldon Steinman, Donald L. Wray
Patented Case
View Patent ↗
Granted: Aug 15, 1989
Filed: Apr 24, 1987
Inventors
Douglas J. Buron
Sheldon Steinman
Donald L. Wray
Assignee (at issue)
Racal Data Communications, 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.