CH2140A
(en )
1890-08-30
Firing system with circulation water heating device for stoves and cookers
CH2488A
(en )
1890-11-15
Water heating device for larger stoves
CH2546A
(en )
1891-04-30
Water and steam heating system
CH2649A
(en )
1891-01-31
Spirit cooker with water cooling and adjustable flame
CH9542A
(en )
1895-08-31
Cooking stove with facility for hot water heating
CH2831A
(en )
1891-03-31
Heat reservoir with air heater for fireplace stoves
CH2506A
(en )
1890-11-29
Drying, heating and cooking oven
CH1026A
(en )
1889-08-31
Spirit stove with flame regulation and water cooling
CH4024A
(en )
1892-03-15
Hot water stove with odorless combustion with or without a smoke pipe
CH467A
(en )
1889-03-28
Ventilation gas heater with fireproof insert to store the heat
CH2447A
(en )
1890-10-31
Basic stove with a significant heating effect and smoke combustion
CH1934A
(en )
1890-10-15
Usable water heater
CH46287A
(en )
1910-02-16
Cooking stove with facility for hot water heating
CH2120A
(en )
1890-07-31
Water heater
CH9706A
(en )
1895-09-15
Kitchen stove with central heating boiler
CH19455A
(en )
1900-09-30
Cooking stove with water heater
US479368A
(en )
1892-07-19
Admin
CH1908A
(en )
1890-06-14
New heater
CH11217A
(en )
1896-05-31
Control tap for hot water and low pressure steam heating
CA953S
(en )
1890-03-24
Cooking stove
CH2441A
(en )
1890-10-31
Advanced gas heater
CH4326A
(en )
1892-06-30
Water heater for petrol cookers
CH3660A
(en )
1891-11-14
Ventilation stove with device for continuous fire
CH1848A
(en )
1890-10-15
Advanced hot water heating system with air circulation
CH11153A
(en )
1896-05-15
Gas heating and cooking apparatus with automatic gas shut-off