GB189606599A - An Improved Device for Augmenting or Reducing as Required the Quantities of Mercury or Fluid in the Capillary Tubes of Thermometers.
- Google Patents
An Improved Device for Augmenting or Reducing as Required the Quantities of Mercury or Fluid in the Capillary Tubes of Thermometers.
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Leo Ehmann
Hermann Obermayer
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Individual
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GB189606599D1896-03-251896-03-25An Improved Device for Augmenting or Reducing as Required the Quantities of Mercury or Fluid in the Capillary Tubes of Thermometers.
ExpiredGB189606599A
(en)
Improvements in Apparatus for Automatically Operating Ventilators and the like in accordance with the Rise or Fall of Temperature, and for Indicating, at a Distance, the Rise or Fall of Temperature.