Granted Patent
Utility
US 4,360,312 · App. 06/250,750
Scrap removal apparatus
Inventor:
Ronald L. Satzler
Patented Case
View Patent ↗
Granted: Nov 23, 1982
Filed: Jun 23, 1980
Inventor
Ronald L. Satzler
Assignee (at issue)
Caterpillar Tractor Co.
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.