73175842
Jun 23, 1978
Dec 7, 1982
Surface Cleaning Machines for Paper and Plastic Films; Air Moving Machines for Cooling or Drying Sheet Materials Such as Paper, Plastic Films, Thin Metal and the Like
MachineryElectrical and Electronic Appliances for Industrial Purposes-Namely, Electrostatic Fieldmeters, Radiators for Emersion of Electrostatic Particles, Radiator Monitors, Electrode Indicators, Tracing Electrodes and Static Producers, and Apparatus for Emersion of Electrostatic Particles
Electrical and Scientific Apparatus