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US1468481A
|
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Fluid-pressure-control apparatus
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|
US1438928A
|
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Steam-supply means for locomotive cylinders
|
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US1395648A
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Steam-supply means for cylinders of railway-locomotives
|
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US1291566A
|
|
Valve structure.
|
|
US1353806A
|
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Brake for motor-driven vehicles
|
|
US1221876A
|
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Fluid-pressure-operated valve-gear-shifting mechanism.
|
|
US1252459A
|
|
Pressure-operated valve-gear-shifting mechanism.
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|
CA171601A
|
|
Reverse valve gear
|
|
US1183213A
|
|
Pressure-operated valve-gear-shifting means.
|
|
US849147A
|
|
Metal-cutting machine.
|
|
US1252458A
|
|
Power reverse-gear.
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CA210626A
|
|
Valve
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