Granted Patent
Utility
US 4,472,769 · App. 06/400,333
Adjustable lamp socket with cylindrical shield
Inventors:
Merle C. Hoke, Richard G. Armstrong
Patented Case
View Patent ↗
Granted: Sep 18, 1984
Filed: Jul 21, 1982
Inventors
Merle C. Hoke
Richard G. Armstrong
Assignee (at issue)
Manville Service 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.