Granted Patent
Utility
US 6,070,944 · App. 08/909,243
Phasing valve assembly for supplying water to a mining machine cutter drum
Inventor:
Maurice K. LeBegue
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Aug 11, 1997
Inventor
Maurice K. LeBegue
Assignee (at issue)
Eimco LLC
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.