HYGRO GEN

Apparatus for controlling temperature and humidity at a selected range, namely, control systems consisting of digital thermostats, air conditioning, heating, ventilation and drying electronic control devices for use in the calibration of humidity and temperature measuring instruments

Apparatus for generating humidity and temperature at a selected range, namely, humidity and temperature generator being heat generators and electronic generator for use in the manual calibration of controlling the amount of humidity in the air by creating, removing or circulating small water particles or water vapor in the air