Granted Patent
Utility
US 4,246,929 · App. 05/876,884
Tamper proof idle adjusting screws
Inventor:
Russell J. Wakeman
Patented Case
View Patent ↗
Granted: Jan 27, 1981
Filed: Feb 13, 1978
Inventor
Russell J. Wakeman
Assignee (at issue)
Colt Industries Operating 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.