Granted Patent
Utility
US 6,134,775 · App. 08/868,421
Device for applying nailing plates to the ends of railroad ties and nailing plate dispenser therefor
Inventor:
Adolfo Castillo
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Jun 3, 1997
Inventor
Adolfo Castillo
Assignee (at issue)
MITEK HOLDINGS, 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.