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.
DK16892C
(en )
1913-01-20
Device for regulating the evolution of steam in steam boilers and the like.
CH68452A
(en )
1915-03-16
Device for water heating
CH67577A
(en )
1914-12-16
Device for heating soles
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
CH68633A
(en )
1915-04-16
Device for gas stoves for setting a tap connected to the gas supply line
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
CH66467A
(en )
1914-09-16
Equipment on chimneys for introducing and increasing the draft
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
DK15235C
(en )
1911-10-30
Device for feeding locomotive boilers and the like with hot water.
DK15371C
(en )
1911-12-11
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.
AT73156B
(en )
1917-02-26
Device for superheating air.
DK21669C
(en )
1916-11-27
Apparatus for regulating the heat in a melting furnace.
AU1315414B
(en )
1919-07-02
Improvements in water level regulators for steam boilers and the like
CH73889A
(en )
1917-05-01
Device for heating, welding and brazing metal objects