Granted Patent
Utility
US 6,320,485 · App. 09/416,988
Electromagnetic relay assembly with a linear motor
Inventor:
Klaus A. Gruner
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Oct 13, 1999
Inventor
Klaus A. Gruner
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.