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US2328439A
|
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Heat transfer apparatus
|
|
US2310520A
|
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Heating and refrigerating process and apparatus
|
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US2330569A
|
|
Apparatus for controlling land, marine, and aerial vehicles
|
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US1796687A
|
|
Piston connection
|
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US1825387A
|
|
Apparatus for testing physical properties of materials
|
|
US1616311A
|
|
Progressive change-speed device
|
|
US1502984A
|
|
Percussion pump
|
|
US1616310A
|
|
Piston packing capable of resisting to a high temperature
|
|
US1475508A
|
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Means for regulating the output of pumps operated by the engines of automobiles or the like
|
|
US1457968A
|
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Continuous-action synchronizer
|
|
US1438369A
|
|
Throttle-operating mechanism for explosion motors
|
|
US1459019A
|
|
Motor system with direct transmission
|
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GB100275A
|
|
Improvements in or relating to the Manufacture of Chemical Compounds.
|
|
GB191503503A
|
|
Improvements in or relating to Heat Engines.
|
|
GB191327650A
|
|
Improvements in Shock Absorbers.
|
|
GB191301491A
|
|
Improvements in Change Speed Gears.
|
|
GB191205108A
|
|
Improvements in or relating to Internal Combustion Engines.
|
|
GB191204765A
|
|
Improvements in or relating to Internal Combustion Engines.
|
|
GB191203630A
|
|
Improvements in or relating to Internal Combustion Engines.
|
|
GB191202444A
|
|
Improvements in or relating to Internal Cumbustion Engines.
|
