CH10268A
(en )
1895-10-31
Air supply device for light and heating burners
CH9673A
(en )
1895-08-15
Air heating oven
CH13385A
(en )
1897-06-30
Regulating device for gas heating burners
CH13102A
(en )
1897-04-30
Grate support with device for heating the combustion air
CH9991A
(en )
1895-09-30
Gas and combustible vapor burner for heating
CH11376A
(en )
1896-06-15
Central heating and ventilation oven
CH28513A
(en )
1904-05-15
Gas cooker with burner with device for preheating the combustion air
CH11278A
(en )
1896-05-31
Incandescent burner
CH10794A
(en )
1896-02-15
Hot air and steam bath apparatus
CH29749A
(en )
1904-09-30
Burners for lighting and heating purposes
CH28756A
(en )
1904-05-31
Gas burners on heat generating apparatus
CH18309A
(en )
1899-11-30
Ignition device on incandescent light burners
CH10133A
(en )
1895-10-15
Wickless petroleum burner
CH10460A
(en )
1895-12-15
Burner for spirit gas incandescent light
CH11420A
(en )
1896-06-30
Draft protection device for gas incandescent light
CH11153A
(en )
1896-05-15
Gas heating and cooking apparatus with automatic gas shut-off
CH11125A
(en )
1896-04-30
Device for heating with oxyhydrogen
CH10285A
(en )
1895-11-15
Heater
CH5292A
(en )
1892-11-30
Air heater
CH10723A
(en )
1896-02-15
Steam burners for heating and cooking apparatus
CH9720A
(en )
1895-07-31
Heating burner
CH30306A
(en )
1904-11-30
Gas burner attachment for heating purposes
CH10157A
(en )
1895-10-15
Alcohol burner
CH10656A
(en )
1896-01-31
Self-igniting gas burner
CH5904A
(en )
1893-05-15
Fire grate with device for air distribution