DK31629C
(en )
1923-04-30
Gas Apparatus for Heating Air.
DK30713C
(en )
1922-11-20
Gas Production Apparatus.
DK29795C
(en )
1922-06-26
Apparatus for Measuring Heat Amounts.
DK26748C
(en )
1920-10-11
Apparatus for Measuring the Heat Emission from Central Heating Systems.
DK29360C
(en )
1922-02-20
Apparatus for forming air rings.
DK26117C
(en )
1920-06-14
Air heating device by Tile stoves.
DK30800C
(en )
1922-11-27
Portable Apparatus for Economical Generation of Heat.
DK29203C
(en )
1922-01-23
Safety device for gas blower pipes.
DK31619C
(en )
1923-04-30
Apparatus for Generating Cold Air at Work Performance.
DK27216C
(en )
1921-02-28
Apparatus for Heating Living Rooms.
DK27247C
(en )
1921-03-07
Gas Production Apparatus.
DK35978C
(en )
1926-05-10
Apparatus for Compressing Air or Gases.
DK28359C
(en )
1921-09-05
Apparatus for Analyzing Gas Mixtures.
DK26321C
(en )
1920-07-19
Gas development apparatus.
DK31389C
(en )
1923-03-05
Apparatus for Muffling Litopon.
DK30166C
(en )
1922-09-04
Device for Utilization of the Heat from the Smoke in the Chimneys.
DK38787C
(en )
1928-05-21
Apparatus for Storing Air or Gases under Pressure.
DK32348C
(en )
1923-10-08
Apparatus for Addition of Gases, e.g. Carbonic acid, for liquids.
DK35728C
(en )
1926-03-08
Combustion air preheating device.
DK28732C
(en )
1921-11-07
Method for Extracting Nitrogen from Atmospheric Air.
DK24289C
(en )
1919-03-31
Device for Inflating Air Wheel Rings.
DK25325C
(en )
1919-12-15
Device for Inflating Air Wheel Rings.
DK40693C
(en )
1929-08-26
Procedure for Purifying Gas Mixtures
DK27517C
(en )
1921-05-02
Gas burner.
DK29247C
(en )
1922-01-30
Apparatus for the Manufacture of Margarine.