DK10262C
(en)
|
|
Device for Wireless Transmission of Sound Waves.
|
ES40308A1
(en)
|
|
An apparatus for the wireless transmission of sound vibrations.
|
FR377966A
(en)
|
|
Telephone transmitter
|
FR374437A
(en)
|
|
Elastic transmission
|
DK10261C
(en)
|
|
Devices for Sending or Receiving Signals.
|
FR382438A
(en)
|
|
Telephone receiver
|
FR377472A
(en)
|
|
Telephone transmitter
|
FR389242A
(en)
|
|
Small phone receiver
|
DK9437C
(en)
|
|
Device for Receivers for Wireless Signal Transmission.
|
FR389133A
(en)
|
|
Support for telephone receiver
|
FR377096A
(en)
|
|
Transmission device
|
FR380131A
(en)
|
|
Speaker acoustics
|
FR373303A
(en)
|
|
Clutch refinements
|
FR377422A
(en)
|
|
Sound transmitting device
|
ES39958A1
(en)
|
|
An arrangement for the transmission of wireless signals.
|
DK9298C
(en)
|
|
Wireless Telegraphy Device.
|
FR7734E
(en)
|
|
Telephone transmission device
|
DK9187C
(en)
|
|
Pressure telegraph device.
|
DK9645C
(en)
|
|
Device by Telegraphs.
|
FR380559A
(en)
|
|
Mobile stage
|
DK9216C
(en)
|
|
Transmitter for Wireless Telegraphy.
|
DK9957C
(en)
|
|
Transmitter for Wireless Telegraphy.
|
FI2886A
(en)
|
|
Ihopskjutbar phone phone
|
DK9217C
(en)
|
|
Receiver for wireless Telegraphy.
|
DK9936C
(en)
|
|
Device by Microphones.
|