DK61601C
(en )
1943-11-22
Device for fluorescent lamps or other discharge pipes filled with gases for operation of these with direct current.
DK61119C
(en )
1943-07-12
Connecting device for fluorescent lamps or other Discharges filled with gases for operation of these with direct current.
DK70368C
(en )
1949-12-19
Installations for the operation of gas or vapor discharge lamps, in particular fluorescent lamps, with direct current.
DK66631C
(en )
1948-04-19
Systems for Operation of Gaseous Discharge Lamps Using AC Power.
DK60448C
(en )
1942-12-21
Dimming device by lamps for means of transport.
DK67418C
(en )
1948-08-16
System for Ignition and Operation of an Air-filled Electric Discharge with AC.
DK60478C
(en )
1943-01-04
System for Ignition and Operation of an Electric Discharge Lamp born with AC.
DK69393C
(en )
1949-06-20
Throttle transformer for operating discharge pipes.
DK101248C
(en )
1965-03-15
Coupling for operation of two parallel-connected gas discharge tubes, in particular fluorescent tubes.
DK62487C
(en )
1944-07-24
Procedure for Operating Evaporators.
DK69075C
(en )
1949-05-02
Method for introducing mercury into electric discharge containers.
DK66595C
(en )
1948-04-12
Transformer for operation of discharge pipes and ignition, in particular of oil burners.
DK58208C
(en )
1940-12-02
Ion discharge tube with arcuate discharge for unidirectional high AC voltages.
DK71710C
(en )
1950-11-13
Centrifuge for separating particles of gases.
DK62261C
(en )
1944-05-22
Installations for the Transport of Coke in Gasworks.
DK50023C
(en )
1935-03-18
Device for Operation of Discharge Pipes.
DK64027C
(en )
1945-10-15
Procedure for Operating Gas Generators with Downward Combustion and Device by Gas Generators for Executing the Procedure.
DK68514C
(en )
1949-02-07
Process for the manufacture of electric discharge pipes.
DK61247C
(en )
1943-08-23
Electrode for electric Mercury fluorescent lamps and Procedure for its manufacture.
DK60661C
(en )
1943-03-08
Procedure for the manufacture of fuel briquettes.
DK70715C
(en )
1950-03-13
Method of operating an electric discharge lamp and discharge lamp for use in the method.
DK60600C
(en )
1943-02-15
Method for Manufacturing Pressed Glass Feet for Electron Tubes or Similar Discharge Containers.
DK62893C
(en )
1944-11-13
Device by Pipe Generators for Stabilization of the Frequency.
FR875967A
(en )
1942-10-09
Discharge tank filled with gas or vapor, in particular mercury vapor rectifier
DK62799C
(en )
1944-10-16
Procedure for the manufacture of multi-compartment mixed light lamps.