CH68618A
(en )
1915-05-01
Device for regulating the draft in heating boilers
FR464509A
(en )
1914-03-24
Boiler hearth
CH50415A
(en )
1911-06-01
Device for the automatic regulation of steam generation in steam boilers
CH63882A
(en )
1914-02-16
Device for preheating the feed water in locomotives
FR454644A
(en )
1913-07-09
Automatic pressure controller
CH68299A
(en )
1915-03-01
Device for the automatic regulation of the air supply in ovens
FR490201A
(en )
1919-04-09
Improvements to automatic regulators for boiler supply devices
AT87394B
(en )
1922-02-25
United automatic and manual controls for steam hammers.
AU40011B
(en )
1911-06-06
Improved means for extinguishing the sparks from locomotive andother boiler furnaces
FI5687A
(en )
1914-03-26
Device for steam boilers
CH66832A
(en )
1914-10-16
Control device
FR457677A
(en )
1913-09-23
Draft regulator device for boilers
FR490200A
(en )
1919-04-05
Improvements relating to float valves for boiler supply devices
DK17028C
(en )
1913-02-24
Device for Air Renewal.
FR454485A
(en )
1913-07-05
Aquatubular boiler
FR461263A
(en )
1913-12-24
foolproof nut
FR470729A
(en )
1914-09-26
Boiler heater-scaler
FR19148E
(en )
1914-10-27
Boiler heater-scaler
NL1135C
(en )
1916-02-15
Donkey boiler
FR461306A
(en )
1913-12-26
Fume-eating device for boiler stoves and others
CH69107A
(en )
1915-06-01
Control device for AC traction motors
AT83031B
(en )
1921-03-10
Device for the automatic stopping of railway trains.
AU967013B
(en )
1914-05-12
Improvements in steam boiler settings
AU946313B
(en )
1914-04-28
Improved means for warming 1 air for domestic andother purposes
FI5577A
(en )
1913-11-28
Air central heating device