DK45061C
(en )
1931-12-28
Device for regulating heating systems.
DK47916C
(en )
1933-10-23
Procedure for Making Resitols.
DK46931C
(en )
1933-02-13
Device for Maintaining the Transverse Control of Airplanes.
AT122780B
(en )
1931-05-11
Device for regulating the room temperature for heating systems.
DK44601C
(en )
1931-09-14
Stop device for Spareure.
DK45184C
(en )
1932-02-01
Device for setting time intervals.
DK46939C
(en )
1933-02-13
Device at electrical control systems at Jærnbaner.
GR2620B
(en )
1930-01-31
CONTROL DEVICE.
ES116490A1
(en )
1930-02-16
Control device.
DK44820C
(en )
1931-11-09
Liquid Cooling Device.
ES117431A1
(en )
1930-04-16
Improvements in automatic control systems.
DK48160C
(en )
1933-12-18
Control device for Heaters, especially for Central heating systems.
DK45661C
(en )
1932-05-09
Device for Receiving AC Signals.
ES120208A1
(en )
1930-11-16
Control device for valves.
DK44235C
(en )
1931-06-15
Heater for Automobiles.
DK48981C
(en )
1934-07-09
Devices at hot water heating systems.
DK47077C
(en )
1933-03-13
Device for Copying Embossed Films.
DK47287C
(en )
1933-05-01
Procedure for Making Resitols.
DK45849C
(en )
1932-06-27
Ventilation device for electrical Elements.
DK45002C
(en )
1931-12-14
Liquid Separation Device.
DK47675C
(en )
1933-08-21
Steel plate element boiler for heating systems.
DK45716C
(en )
1932-05-23
Automatic Telephone System with Relaiser usable for Landcentraler.
ES124500A1
(en )
1931-12-01
Automatic deviation regulating device.
DK44071C
(en )
1931-05-04
Securing device for Brochenaale or similar.
ES119807A1
(en )
1930-10-16
A device for heating rooms.