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GB115915A
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Improvements in Gas Calorimeters.
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US1264985A
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Apparatus for and actuated by gases of varying density.
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GB101259A
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Improvements relating to Apparatus for Controlling the Flow of Gas.
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GB191513292A
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Improvements in or relating to the Automatic Control of Processes of Gas Manufacture.
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GB191423564A
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Improvements in Apparatus for Measuring or Regulating the Temperature or the Differences of Temperature of Liquids.
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US1143790A
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Calorimeter.
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GB191316029A
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Improvements in or relating to Gas Governors.
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GB191227920A
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Improvements in Calorimeters.
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GB191211664A
|
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Improvements in and relating to Gas Analysis Apparatus.
|
|
GB191127484A
|
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Improvements in Apparatus for and Actuated by Gases of Varying Density.
|
|
GB191026168A
|
|
Improvements in Gas Analysis Apparatus.
|
|
GB191013749A
|
|
Improvements in Pressure Gauges, Barometers, and the like.
|
|
GB190813018A
|
|
Improvements in or relating to Clock Driven Recording Apparatus.
|
|
GB190718211A
|
|
A Distance Transmission Apparatus for use with Measuring and Recording Instruments.
|
|
GB190712504A
|
|
Improvements in Apparatus for Indicating the Level of Liquids.
|
|
US887706A
|
|
Gas analysis apparatus.
|
|
GB190618680A
|
|
Improvements in Gas Analysis Apparatus.
|
|
GB190608183A
|
|
Improvements in Tubular Apparatus for Effecting the Transference of Heat between Fluids.
|
|
GB190304693A
|
|
Improvements in Photometrical Apparatus.
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GB190100358A
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Improvements in Street Lanterns
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