Granted Patent
Utility
US 6,089,481 · App. 09/272,992
Apparatus for relieving the load on adjusting rods of a crusher
Inventor:
Gregory Young
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Mar 20, 1999
Inventor
Gregory Young
Assignee (at issue)
Cedarapids, Inc.
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.