Granted Patent
Utility
US 5,092,562 · App. 07/238,585
Felling bar with striking lug
Inventor:
Mats Bomark
Patented Case
View Patent ↗
Granted: Mar 3, 1992
Filed: Aug 31, 1988
Inventor
Mats Bomark
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.