Granted Patent
Utility
US 5,456,527 · App. 08/168,346
Drive mechanism for crawler tracks
Inventors:
Lawrence C. Hilgers, Thomas Weber, Thomas G. Teller, Philip M. Poeschl
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Dec 17, 1993
Inventors
Lawrence C. Hilgers
Thomas Weber
Thomas G. Teller
Philip M. Poeschl
Assignee (at issue)
Harnischfeger 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.