CH5904A
(en )
1893-05-15
Fire grate with device for air distribution
CH5938A
(en )
1893-04-29
Fire grate with device for air distribution
CH5946A
(en )
1893-04-29
Hollow grate bars with device for air distribution
CH3981A
(en )
1892-01-30
Device for heating the points
CH3660A
(en )
1891-11-14
Ventilation stove with device for continuous fire
CH4833A
(en )
1892-08-15
Device for cylinder movement in storm lanterns
CH34836A
(en )
1906-06-15
Equipment for smoke combustion in combustion systems
CH5701A
(en )
1893-02-28
Device for generating cold, dry air
CH10826A
(en )
1896-04-15
Device on heating devices for any premises for automatic suction ventilation
CH4932A
(en )
1892-08-31
Air humidifier and renewal device
CH5292A
(en )
1892-11-30
Air heater
CH3470A
(en )
1891-09-30
Device on regulating furnaces for water heating
CH5556A
(en )
1893-02-15
Air humidifier
CH5053A
(en )
1892-10-15
Device for increasing the luminosity of flames
CH3782A
(en )
1891-12-15
Air humidification apparatus
CH9176A
(en )
1895-04-30
DE Device for burning soot in combustion systems
CH4423A
(en )
1892-05-14
Automatic gas shut-off device
CH4688A
(en )
1892-07-15
Apparatus for self-rescue in the event of fire
CH29392A
(en )
1904-08-15
Device for smoke combustion on grate furnaces
ES13177A1
(en )
1892-05-16
An air heater.
CH7811A
(en )
1894-06-30
Device to facilitate the lighting of enclosed gas flames
CH5391A
(en )
1892-12-15
New device for transportation by means of balloons
CH2077A
(en )
1890-07-15
Device for preventing snoring
CH6791A
(en )
1893-10-31
Device for generating steam
CH11216A
(en )
1896-06-30
Device on gas heaters to preheat the air required for combustion