Granted Patent
Utility
US 4,481,398 · App. 06/417,284
Multi-directional oscillating breakoff mechanism for separating billets
Inventors:
Paul N. Lavins, Thomas R. Bogan
Patented Case
View Patent ↗
Granted: Nov 6, 1984
Filed: Sep 13, 1982
Inventors
Paul N. Lavins
Thomas R. Bogan
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.