Granted Patent
Utility
US 4,584,454 · App. 06/604,562
Method of welding a lamp feedthrough assembly; and apparatus therefor
Inventors:
Alfred E. Feuersanger, James P. Drummey, Jr.
Patented Case
View Patent ↗
Granted: Apr 22, 1986
Filed: Apr 27, 1984
Inventors
Alfred E. Feuersanger
James P. Drummey, Jr.
Assignee (at issue)
GTE Laboratories Incorporated
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.