DK36946C
(en )
1926-12-27
Method and Apparatus for Generating Alternating Currents in an Electrical Oscillation Circuit.
DK36806C
(en )
1926-11-22
Method and Device for Amplifying Electrical Alternating Currents.
FR611284A
(en )
1926-09-24
Method and device for generating alternating currents in an electric oscillating circuit
DK39274C
(en )
1928-09-24
Method and Apparatus for Manufacturing Conductors with Increased Self-Induction.
DK39654C
(en )
1928-12-27
Method and Apparatus for Making Rasters for Use in Photography.
CH157152A
(en )
1932-09-15
Device for switching strong electrical alternating currents.
DK36727C
(en )
1926-11-01
Method and Apparatus for Converting Alternating Current to Direct Current without Distinct Pulsations.
DK32384C
(en )
1923-10-15
Apparatus for Testing Wiring Connections in Electrical Installations.
DK41064C
(en )
1929-11-11
Method and Apparatus for Generating Propulsion.
DK28786C
(en )
1921-11-14
Method and Apparatus for Testing Insulated Wires.
DK36973C
(en )
1926-12-27
Procedure and Apparatus for Salvaging Sunken Ships.
DK36571C
(en )
1926-09-20
Method and Device for Signaling Interfering Interference in the AC Multiple Conductor Network.
DK35809C
(en )
1926-03-29
Method and Apparatus for Separating Liquids of Different Density.
DK38448C
(en )
1928-02-20
Method and Apparatus for Making Cinematographic Recordings.
DK34921C
(en )
1925-08-31
Electrodynamic Apparatus for Converting Electrical Oscillations to Sound Oscillations and vice versa.
CH160277A
(en )
1933-02-28
Device for the detection of earth faults in the excitation circuit of electrical machines.
DK60207C
(en )
1942-10-05
Method and Apparatus for Insulating an Electrical Conductor.
DK33190C
(en )
1924-05-12
Method and Apparatus for Determining the Direction of Received Electric Waves.
DK34051C
(en )
1925-01-19
Procedure and Apparatus for the Removal of Gases in Liquids.
DK33286C
(en )
1924-05-26
Apparatus for exerting an immediate electrical effect on the skin nerves.
DK38525C
(en )
1928-03-12
Procedure and Apparatus for Cold Generation.
DK46773C
(en )
1933-01-16
Electrothermal Measuring Apparatus for Determining the Maximum Current in an Electrical System.
DK38622C
(en )
1928-04-02
Method and apparatus for annealing glassware.
DK53023C
(en )
1937-05-03
Apparatus for Connecting and Disconnecting an Electrical Switch.
DK30278C
(en )
1922-09-18
Method and Apparatus for Developing Power.