CH34046A
(en )
1906-06-30
Spark arrester device on fire tube boilers with smoke chamber
CH34567A
(en )
1906-05-15
Spark arrestor on fire tube boilers
CH34564A
(en )
1906-05-15
Smoke chamber insert on tubular boilers
CH47174A
(en )
1910-06-01
Smoke chamber superheater on heating tube boilers
CH33021A
(en )
1905-10-15
Superheater on smoke tube boilers
DK6782C
(en )
1904-08-01
Time fire pipe with Ignition spring.
CH36546A
(en )
1907-01-31
Equipment on the firing of heating tube boilers with fire boxes for guiding the heating gases
CH35979A
(en )
1906-11-15
Spark arrestor on steam boiler systems with a steam exhaust nozzle arranged in a smoke chamber
DK14253C
(en )
1911-02-20
Device for horizontal pipe boilers with a smoke chamber and one or more fireplaces.
CH42599A
(en )
1909-02-16
Flame tube boiler
CH42673A
(en )
1909-04-01
Gas burner with compression ignition
CH56759A
(en )
1912-12-02
Gas burner with compression ignition
DK11167C
(en )
1908-08-24
Impact fire pipe with spark plug fuse.
DK8171C
(en )
1906-01-22
Gas burner with internal ignition flame.
DK9949C
(en )
1907-08-26
Soot and spark arrestor.
FR356595A
(en )
1905-12-04
Spark arrester
AT26080B
(en )
1906-10-25
Firing with re-ignition of the flue gases.
CH43492A
(en )
1909-05-17
Trigger safety on rifles
CH32734A
(en )
1905-08-31
Device on gas lanterns for automatic remote ignition and extinguishing of the same
DK5392C
(en )
1903-02-02
Smoke Burning Fireplace.
CH24282A
(en )
1902-12-15
Smoke combustion device on grate furnaces
CH38178A
(en )
1907-09-15
Flame extinguishers on wick lamps
DK6168C
(en )
1903-12-07
Smoke combustion device.
DK17405C
(en )
1913-06-09
Spark arrestor with a steam or air jet tube forming an angle with the direction of the chimney shears.
CH41535A
(en )
1908-11-02
Device on boiler firing systems to hold back the combustion air from part of the grate