CH21003A
(en )
1901-05-15
Device for automatic control of the supply of upper air to plan grate firing systems
DK3114C
(en )
1900-05-28
Device for automatic supply and regulation of upper air at plan grate fireplaces.
CH68299A
(en )
1915-03-01
Device for the automatic regulation of the air supply in ovens
DK2969C
(en )
1900-04-17
Procedure for Dry Leaching of Lime.
CH24140A
(en )
1902-11-30
Device for automatic control of the draft on steam boiler systems
CH20937A
(en )
1901-04-30
Automatic firearm
CH21533A
(en )
1901-07-31
Grate firing
DK3102C
(en )
1900-05-28
Oven grid cover for holding clay tiles.
CH30151A
(en )
1904-11-15
Valve device for the automatic activation of air brakes
CH21262A
(en )
1901-06-15
Device for creating the cladding required when installing ceilings between supporting beams
CH21470A
(en )
1901-07-31
Display device for setting the height direction of guns
CH22724A
(en )
1902-03-31
Apparatus for the automatic opening of the feed line of steam boilers when there is a lack of water
FI1245A
(en )
1900-05-25
The automatic speed controller regulates the speed of the power supply panel
CH33071A
(en )
1905-10-15
Device for regulating the air supply in the case of smoke-consuming furnaces
CH20067A
(en )
1901-04-15
Artificial stone board
CH21002A
(en )
1901-05-15
Tile continuous firing furnace
CH20708A
(en )
1901-03-15
Electro-automatic fall target
CH22828A
(en )
1902-04-15
Fire bridge grate support on furnaces
CH25514A
(en )
1903-05-31
Device for regulating the advance of gun fluid brakes
CH20243A
(en )
1900-12-31
Fan firing system
CH21827A
(en )
1901-10-31
Pneumatic device for setting signals
DK5558C
(en )
1903-03-30
Control device for supplying air to heat emitters.
CH22545A
(en )
1902-01-31
Control valve
DK6164C
(en )
1903-11-30
Air supply device for lighthouses.
FI1430A
(en )
1901-02-05
Valve for gas or gas valve under stark trick