Granted Patent
Utility
US 4,468,182 · App. 06/413,512
Apparatus for control of powder production
Inventors:
A. David Booz, Daniel R. Barch, Ray A. Kuchera, David D. White, Jr.
Patented Case
View Patent ↗
Granted: Aug 28, 1984
Filed: Aug 31, 1982
Inventors
A. David Booz
Daniel R. Barch
Ray A. Kuchera
David D. White, Jr.
Assignee (at issue)
Aluminum Company of America
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.