Improvements relating to wet and dry bulb hygrometers
Реферат: 163,197. Smethurst, H. April 17, 1920. Hygrometric apparatus.- In a wet-and-dry bulb hygrometer, the wick b supplying water from a container c to a cotton &c. bag a surrounding the wet bulb, is looped round the bag so as to retain the latter in position.
Wet dry bulb hygrometer with automatic wick feed
Номер патента: CA1115555A. Автор: Vernon T. Daniel,Kenneth Y. Wang,William B. Crawford. Владелец: Burlington Industries Inc. Дата публикации: 1982-01-05.