75759669
Jul 26, 1999
Jun 6, 2000
ELECTROLYTIC APPARATUS FOR PROTECTION AGAINST BIOLOGICAL FOULING AND ELECTROCHEMICAL CORROSION OF MARINE VESSELS AND STRUCTURES, SEAWATER INTAKES AND PIPING SYSTEMS, AND LAND BASED INSTALLATIONS WHICH CIRCULATE SEAWATER; SENSORS AND CONTROL APPARATUS FOR SUCH ELECTROLYTIC APPARATUS
Electrical and Scientific Apparatus