Granted Patent
Utility
US 6,059,292 · App. 08/853,502
Speed reducer apparatus having auxiliary seal assembly
Inventor:
Charles R. Firestone
Patented Case
View Patent ↗
Granted: May 9, 2000
Filed: May 8, 1997
Inventor
Charles R. Firestone
Assignee (at issue)
Reliance Electric Industrial Company
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.