DK34426C
(en )
1925-04-27
Electric Oven for Welding, Curing and Burning or for Heating for Other Purposes.
FR602489A
(en )
1926-03-19
Rational construction, ventilation and heating
DK39002C
(en )
1928-07-16
Method for generating heat in electric ovens.
DK35057C
(en )
1925-09-28
Oven for hot water heating.
ES82632A1
(en )
1923-02-16
Electric oven and procedure for its operation.
DK34471C
(en )
1925-05-04
Procedure for Generating Heating Flames and Burners for Carrying Out the Procedure.
ES96819A1
(en )
1926-04-01
Electric annealing oven.
ES100756A1
(en )
1927-03-16
Electric annealing oven.
ES93370A3
(en )
1925-06-16
Refractory radiation furnace.
DK38219C
(en )
1927-12-05
Gas fired Heater.
DK30806C
(en )
1922-11-27
Electric Heater for Stoves, Pans, Hot Plates and the like.
ES102937A1
(en )
1927-07-16
An improved process for heating gases and steam.
DK39001C
(en )
1928-07-16
Electric Oven.
DK41215C
(en )
1929-12-02
Gas burner, especially for ovens.
ES98981A3
(en )
1926-11-01
Cremation oven.
FI10678A
(en )
1925-05-23
Heating oven
DK35010C
(en )
1925-09-14
Central heating oven with insulation cover.
DK28807C
(en )
1921-11-21
Electric Heater and Stove.
DK35976C
(en )
1926-05-10
Coke oven or Coke oven coil.
DK34967C
(en )
1925-09-07
Air heater for placement in ovens or similar.
DK33409C
(en )
1924-06-30
Oven with air circulation.
DK31340C
(en )
1923-02-26
Oven with Hot water heating.
DK28588C
(en )
1921-10-10
Device for electric cookware, heaters and the like.
ES104240A1
(en )
1927-12-16
Oven for annealing ribbons, wires and similar materials without oxidation.
FI9963A
(en )
1923-11-23
Oven with half fireplace system