Inventor
BITTORF BRADLEY J
US3 patents
Patents
3 patentsUS5966301AOct 12, 1999
Redundant processor controller providing upgrade recovery
ALLEN BRADLEY CO72 citations94
US5777874AJul 7, 1998
Programmable controller backup system
ALLEN BRADLEY CO244 citations94
US4876664AOct 24, 1989
Programmable controller with a dual intermodule message system
ALLEN BRADLEY CO78 citations94