Granted Patent
Utility
US 5,842,747 · App. 08/805,145
Apparatus for roadway surface reclaiming drum
Inventor:
Latham E. Winchester
Patented Case
View Patent ↗
Granted: Dec 1, 1998
Filed: Feb 24, 1997
Inventor
Latham E. Winchester
Assignee (at issue)
Keystone Engineering & Manufacturing Corporation
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.