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US792939A
|
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Feed-water purifier.
|
|
US782765A
|
|
Superheating water-tube boiler.
|
|
US757570A
|
|
Superheater.
|
|
US760267A
|
|
Water-tube boiler.
|
|
US746186A
|
|
Steam-boiler.
|
|
US745254A
|
|
Method of making tubular articles provided with diaphragms.
|
|
US755718A
|
|
Method of forming boiler-headers.
|
|
US759482A
|
|
Flanging-machine.
|
|
US745255A
|
|
Corrugating-press.
|
|
US759468A
|
|
Boiler-tube cleaner.
|
|
US725600A
|
|
Water-tube boiler.
|
|
US716298A
|
|
Superheater.
|
|
US716299A
|
|
Superheater.
|
|
US716300A
|
|
Superheater.
|
|
US755930A
|
|
Cutter-head for flue-cleaners.
|
|
US716297A
|
|
Superheater
|
|
US786794A
|
|
Apparatus for making serpentine boiler-headers.
|
|
CA75942A
|
|
Method of forming hollow or tubular articles provided with a diaphragm
|
|
CA75938A
|
|
Method of forming hollow or tubular articles of irregular shapes
|
|
CA75945A
|
|
Apparatus for forming hollow or tubular articles of irregular shape
|
