CH68618A
(en )
1915-05-01
Device for regulating the draft in heating boilers
CH63882A
(en )
1914-02-16
Device for preheating the feed water in locomotives
CH49553A
(en )
1911-03-01
Device on chairs for adjusting the seat at different heights
CH64885A
(en )
1914-05-01
Device for the automatic control of the auxiliary fan in locomotive boilers
GB191129346A
(en )
1912-04-04
Improvements in Purifying the Smoke from Boiler Furnaces.
CH44655A
(en )
1909-09-01
Equipment on steam boilers for feeding heated air into the furnace
DK17861C
(en )
1913-09-29
Device for Water Heaters in Stoves.
CH66263A
(en )
1914-09-01
Device for maintaining a certain temperature in radiators
CH51853A
(en )
1911-10-02
Device on steam boilers for dewatering the steam
CH80803A
(en )
1919-09-01
Device for increasing the draft in chimneys
CH65982A
(en )
1914-08-01
Device for coloring the water in water level glasses
CH67066A
(en )
1914-11-02
Device for the automatic shut-off of heat pipes leading to radiators
FR468145A
(en )
1914-06-29
Device for adjusting the draft of boilers intended for heating
DK15371C
(en )
1911-12-11
Device for feeding locomotive boilers and the like with hot water.
DK15235C
(en )
1911-10-30
Device for feeding locomotive boilers and the like with hot water.
AT52373B
(en )
1912-02-26
Device for heating water for iron stoves and stoves.
DK21669C
(en )
1916-11-27
Apparatus for regulating the heat in a melting furnace.
CH59606A
(en )
1913-06-02
Device for introducing humidified heating or cooling air into premises
AU1315414B
(en )
1919-07-02
Improvements in water level regulators for steam boilers and the like
CH66206A
(en )
1914-11-16
Device for heating, welding and brazing metal objects
CH73889A
(en )
1917-05-01
Device for heating, welding and brazing metal objects
FR457677A
(en )
1913-09-23
Draft regulator device for boilers
CH50683A
(en )
1911-06-16
Device for keeping food warm
CH67290A
(en )
1914-11-16
Device for generating hot air
CH67880A
(en )
1915-02-01
Device for automatic shifting of the bobbin magazine in automatic change chairs