CH586A
(en )
1889-04-13
New heating stove with internal air circulation
CH977A
(en )
1889-08-19
Filling shaft furnace with multiple air circulation
CH1026A
(en )
1889-08-31
Spirit stove with flame regulation and water cooling
CH796A
(en )
1889-06-13
Gas heating furnace with central air heating retort
UA46840S
(en )
2024-09-19
1.-4. HEATING RADIATOR
CH1301A
(en )
1889-10-31
Adjustable spirit stove
CH631A
(en )
1889-09-27
Frigidérivore heater with rotating grid
CH90E
(en )
1892-01-31
Frigidérivore heater with rotating grid
CH2831A
(en )
1891-03-31
Heat reservoir with air heater for fireplace stoves
CA31834A
(en )
1889-07-26
Hot air heating stove
CH49139A
(en )
1911-01-02
Innovation in ovens with hot water heating
CH90A
(en )
1889-01-10
Air preheater regulator with grate storage and ash pan
CH38E
(en )
1890-01-15
Air preheater regulator with grate storage and ash pan
CH911A
(en )
1889-08-02
Condensation water drain with double valve for steam heating
CH972A
(en )
1889-08-19
Improved steam heating system
CH172A
(en )
1889-01-26
New scratch grate
UA47861S
(en )
2025-09-25
1. HYBRID HEAT TRANSFER HEATER
CH1234A
(en )
1889-10-19
Cast iron room cooking stove
ES9283A1
(en )
1889-04-16
An improvement in stoves.
CH1556A
(en )
1890-02-14
Gas lamp fed with hot air
CH1174A
(en )
1889-09-27
Innovation in combustion systems with smoke combustion
CH1809A
(en )
1890-05-15
Gas heaters with combustion air preheaters
CH50A
(en )
1889-01-04
New album with brackets
CH1010A
(en )
1890-01-15
Reversible straightening iron with heating using liquid fuel
CH809A
(en )
1889-06-22
Power water motor with valve control