|
GB191316187A
|
|
Improved Arrangements for Controlling the Quantity of Heat Supplied to Heating Radiators.
|
|
GB191310555A
|
|
Improvements relating to Thermostats and Regulating Valves for use in connexion with Heating Installations.
|
|
GB191226492A
|
|
Improvements in Steam Engine and like Indicators.
|
|
GB191226257A
|
|
Improvements in Integrating Apparatus.
|
|
US1065652A
|
|
Testing apparatus for air and other gases.
|
|
GB191220935A
|
|
Improvements in Meters for Measuring Liquids.
|
|
GB191215384A
|
|
Improvements in Means for Compensating for Changes in Barometric Pressure in Pyrometer, Gas-analysing Apparatus and the like.
|
|
GB191315019A
|
|
Improvements in Pyrometers, Gas Analysis Apparatus, and the like.
|
|
GB191208199A
|
|
Improvements in or relating to Apparatus for Testing Air and Gases.
|
|
GB191128630A
|
|
Improvements in Recording Devices for use in Instruments and Apparatus for Measuring the Volume of Air or Gases.
|
|
US1075620A
|
|
Measuring apparatus.
|
|
GB191118502A
|
|
Apparatus for Testing Air or other Gases and Liquids by their Action in Changing the Colour of a liquid Reagent.
|
|
GB191125261A
|
|
Apparatus for Testing Air or other Gases and Liquids by their Action in Changing the Colour of a Liquid Reagent.
|
|
GB191027254A
|
|
Apparatus for Testing Air or other Gases by their Action in Changing the Colour of a Liquid Reagent.
|
|
US1044969A
|
|
Apparatus for testing air or other gases.
|
|
US1063946A
|
|
Apparatus for testing air or other gases.
|
|
GB190910102A
|
|
Improvements in Air Pyrometers, applicable also to Apparatus for Measuring the Specific Gravity of Gases.
|
|
US981152A
|
|
Device for indicating the useful pressure in engines.
|
|
GB190904352A
|
|
Improvements in or relating to Engine Indicators.
|
|
US984732A
|
|
Engine-indicator.
|
