Granted Patent
Utility
US 4,827,619 · App. 07/175,257
Metal saw device
Inventor:
Sture Alm
Patented Case
View Patent ↗
Granted: May 9, 1989
Filed: Mar 30, 1988
Inventor
Sture Alm
Assignee (at issue)
SANDVIK AB
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.