CH73152A
(en )
1916-09-01
Device for the power supply of telegraph and signal systems
CH72599A
(en )
1916-06-02
Device for the storm-proof fastening of interlocking tiles
CH72225A
(en )
1916-04-17
Device for preventing the damage and theft of showpieces
ES52567A3
(en )
1912-06-01
Improvements in electrical fracture warning devices and similar devices.
CH72118A
(en )
1916-04-01
Telegraph system
AT96057B
(en )
1924-02-25
Device for the transmission and amplification of wave currents.
AT90984B
(en )
1923-01-25
Device for the transmission of signals.
CH59284A
(en )
1913-05-02
Device for the electrical transmission of images
FI6250A
(en )
1916-01-20
Management of the aid
CH75414A
(en )
1917-08-01
Equipment on roof trusses for automatic and constant ventilation of the same
ES60727A1
(en )
1915-08-16
Improvements in electrical devices for the transmission and reception of signals.
CH70030A
(en )
1915-08-16
Rectifier three-wire system
CH76216A
(en )
1917-11-16
Device for synchronizing the operation of several devices, e.g. B. of cinematographs, phonographs and the like
CH71228A
(en )
1915-12-16
Centering and cutting device
CH73526A
(en )
1916-10-16
Centering and cutting device
CH69247A
(en )
1915-06-16
Device for the electrical remote transmission of movements
CH71130A
(en )
1917-08-01
Remote control system
CH80986A
(en )
1919-04-16
Device for determining the intelligence and character disposition of people
DK15479C
(en )
1912-01-15
Device for Checking the Effect of Electrical Transmission Devices and of Distance Effects.
DK18774C
(en )
1914-05-04
Device for the introduction of electrical wires in buildings and the like.
CH69605A
(en )
1915-07-01
Aerator
CH74642A
(en )
1917-08-01
Tracking and sighting device
CH72184A
(en )
1916-09-16
Device for forming loopholes
DK21450C
(en )
1916-09-04
Device for protection of multiphase motors and the like.
CH72235A
(en )
1916-04-17
Blowpipe equipment on locomotives