Granted Patent
Utility
US 4,416,338 · App. 06/277,194
Control mechanism for a pneumatic tool
Inventors:
James W. Nelson, Raymond R. Zuzinec, Sr., Michael Foster
Patented Case
View Patent ↗
Granted: Nov 22, 1983
Filed: Jun 25, 1981
Inventors
James W. Nelson
Raymond R. Zuzinec, Sr.
Michael Foster
Assignee (at issue)
Snap-on Tools Company
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.