Granted Patent
Utility
US 6,234,739 · App. 09/079,597
Compaction mechanism for refuse and recyclables collection vehicles
Inventors:
Fred P. Smith, Fred T. Smith
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: May 16, 1998
Inventors
Fred P. Smith
Fred T. Smith
Assignee (at issue)
Wayne Engineering 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.