|
US2495901A
|
|
Blowoff valve mechanism
|
|
US2274776A
|
|
Quick-opening valve
|
|
US2136952A
|
|
Cylinder cock
|
|
US1993895A
|
|
Blow-off muffler
|
|
US1965820A
|
|
Water gauge protector
|
|
US1882600A
|
|
Blow-off valve
|
|
US1935285A
|
|
Locomotive cylinder cock
|
|
US1917542A
|
|
Blow-off muffler
|
|
US1704817A
|
|
Locomotive-cylinder cock
|
|
US1884205A
|
|
Automatic means for blowing up engines
|
|
US1627756A
|
|
Locomotive-front-end support
|
|
US1831404A
|
|
Locomotive cylinder cock
|
|
US1674269A
|
|
Locomotive front-end support
|
|
US1448444A
|
|
Locomotive-boiler front-end support
|
|
US1431197A
|
|
Locomotive-boiler front-end hinge
|
|
US1600259A
|
|
Locomotive-front-end support
|
|
US1657702A
|
|
Locomotive-boiler front-end hinge
|
|
US1744451A
|
|
Blower valve
|
|
US1632220A
|
|
Valve
|
|
US1278118A
|
|
Drain-valve for air-brake systems and the like.
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