73442600
Sep 6, 1983
Jan 29, 1985
Microprocessor-Controlled Instrumentation System for Fermentation Process Comprised of Proportional Integral Derivative Instrument Modules for Control of Pressure, Air-Flow, Agitation Speed, Temperature, pH, Anti-Foam, Dissolved Oxygen, with Visible and Audible Alarms, Interface Modules, and 6-Point Chart Recorder
Electrical and Scientific Apparatus