CH38E
(en )
1890-01-15
Air preheater regulator with grate storage and ash pan
CH90A
(en )
1889-01-10
Air preheater regulator with grate storage and ash pan
CH22E
(en )
1889-11-16
Filling tiled stove with ventilation and draft regulator
CH838A
(en )
1889-12-07
Filling tiled stove with ventilation and draft regulator
CH1026A
(en )
1889-08-31
Spirit stove with flame regulation and water cooling
CH1174A
(en )
1889-09-27
Innovation in combustion systems with smoke combustion
CH599A
(en )
1889-05-23
Bulk furnace firing with upper air supply and smoke combustion
CH1387A
(en )
1889-11-23
Clay or tiled stove with new stove tiles and flues
CH1809A
(en )
1890-05-15
Gas heaters with combustion air preheaters
CH680A
(en )
1889-06-06
Grate
ES12048A1
(en )
1891-06-16
Improvements in devices to produce and apply combustible fluids to lighting or heating.
ES9900A1
(en )
1889-10-01
An artificial fuel called "Sestalit".
CH586A
(en )
1889-04-13
New heating stove with internal air circulation
CH1633A
(en )
1890-03-15
Combined steam and hot air steam engine
CH1909A
(en )
1890-06-14
Lantern with air supply and ignition device
CH875A
(en )
1889-11-23
Fuel rectifier with continuous expectoration
CH406A
(en )
1889-03-21
Fire engine
CH305A
(en )
1889-03-08
Draft lamp with ignition and extinguishing device
CH2957A
(en )
1891-07-15
Firing with smoke consumption
CH95A
(en )
1889-01-16
Ventilating gas heater
CH864A
(en )
1889-06-29
Innovation in gas and petroleum engines
CH2447A
(en )
1890-10-31
Basic stove with a significant heating effect and smoke combustion
CH4376A
(en )
1892-05-31
Petrol heating and lighting furnace
CH1556A
(en )
1890-02-14
Gas lamp fed with hot air
CH828A
(en )
1889-06-13
Fresh air and humidifier