Granted Patent
Utility
US 6,301,930 · App. 09/332,199
Apparatus for washing curved sheets of glass and corresponding method
Inventors:
Jeffrey WARNER, Christopher Wetz, Michael B. Johnson
Patented Case
View Patent ↗
Granted: Oct 16, 2001
Filed: Jun 14, 1999
Inventors
Jeffrey WARNER
Christopher Wetz
Michael B. Johnson
Assignee (at issue)
Guardian Industries Corp.
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.