DK41755C
(en )
1930-03-03
Device for Converting Electrical Oscillations to Mechanical.
DK39627C
(en )
1928-12-17
Device for Converting Electrical Oscillations to Mechanical Oscillations.
DK39648C
(en )
1928-12-27
Device for Connecting Low Power Devices to High Power Cables.
DK42375C
(en )
1930-06-10
Circuit Device for Amplifying Electrical Oscillations.
ES102200A1
(en )
1927-05-16
A device designed to convert electrical oscillations into mechanical vibrations.
DK34698C
(en )
1925-07-06
Apparatus for Converting Pressure Variations to Electrical Variations.
DK38431C
(en )
1928-02-13
Device for Converting a Swinging Movement to a Rotational Movement.
DK45070C
(en )
1932-01-04
Piezo-Electric Device for Receiving Modulated Electric Waves.
ES102201A1
(en )
1927-05-16
A device designed to transform electrical oscillations into mechanical vibrations.
DK37285C
(en )
1927-03-28
Baandmaal til Maaling af Svin.
ES98901A1
(en )
1926-10-01
Improvements related to electrical appliances.
DK42172C
(en )
1930-05-05
Magnetic System for Converting Electrical Oscillations to Acoustic or Reverse.
DK37070C
(en )
1927-01-31
Procedure for Making Soap.
DK39730C
(en )
1929-01-21
Device by Græsslaamaskiner.
DK41546C
(en )
1930-01-27
Device by Boneapparater.
DK46219C
(en )
1932-09-19
High frequency signaling device.
DK41340C
(en )
1929-12-23
Device for securing at least two nuts.
FR638203A
(en )
1928-05-19
Improvements to telegraph receiving devices
FR638204A
(en )
1928-05-19
Improvements to telegraph receiving devices
DK41522C
(en )
1930-01-27
Device for Attaching Electrical Wires to Insulators.
DK37441C
(en )
1927-05-09
Built Grid.
DK38726C
(en )
1928-04-30
Device for automatic Disconnection of the Power by electric Irons.
DK42581C
(en )
1930-07-14
Device for damping mechanical oscillations.
DK43561C
(en )
1930-12-29
Device for conversion of drivable switches.
FR644597A
(en )
1928-10-10
Improvements to pumping devices