MECHANICAL, ELECTRIC, AND ELECTRONIC OPERATING, REGULATING, GOVERNING, AND CONTROL EQUIPMENT AND APPARATUS AND INSTRUMENTS FOR USE IN FILTRATION, FERMENTATION, CONCENTRATION, AND SEPARATION PLANTS, NAMELY MICROPROCESSOR, KEY BOARDS AND KEY PADS, DISK DRIVES AND PARTS THEREOF, SPEED CONTROLS, TEMPERATURE CONTROLS AND PARTS THEREOF, AND COMPUTER DATA BASES AND COMPUTER PROGRAMS FOR ACCESSING THE DATA BASE FOR USE IN REGULATION AND CONTROL OF FILTRATION, FERMENTATION, CONCENTRATION, AND SEPARATI...

LABORATORY CENTRIFUGES