Granted Patent
Utility
US 4,353,469 · App. 06/137,330
Support shelf for printed circuit boards
Inventors:
John O. Etchison, Jr., Robert H. Jones
Patented Case
View Patent ↗
Granted: Oct 12, 1982
Filed: Apr 4, 1980
Inventors
John O. Etchison, Jr.
Robert H. Jones
Assignees (at issue)
Western Electric Company, Inc.
Bell Telephone Laboratories, 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.