Granted Patent
Utility
US 4,739,641 · App. 06/856,575
Process and apparatus for flattening sheet gauge metal scrap
Inventor:
Alfred G. Hering
Patented Case
View Patent ↗
Granted: Apr 26, 1988
Filed: Apr 25, 1986
Inventor
Alfred G. Hering
Assignee (at issue)
Connell Limited Partnership
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.