Granted Patent
Utility
US 4,635,827 · App. 06/698,971
Sealant applicator for rivet machine
Inventor:
Robert T. Roedig
Patented Case
View Patent ↗
Granted: Jan 13, 1987
Filed: Feb 6, 1985
Inventor
Robert T. Roedig
Assignee (at issue)
Grumman Aerospace 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.