Ubicación virtual: Telephony
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SN030
Transmitting device with wooden handle
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SN033
Wooden device with separate audio and voice system. Call button and fabric cable
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SN039
Wooden box with magnet and crank. Built-in handset hook and fabric cord. Bell system in front
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SN058
Wood and metal device with transmission and reception system with grommet to hang on a hook. Individual bell and call button.
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SN080
Metal device with striped column with separate transmission and reception system
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194
Made of wood with audio element and fabric cable.
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201
Ringer station in wooden box. It worked as a remote assistant for phone calls.
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230
Wooden device with built-in hook for hanging handset. Fabric cord
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234
Wooden box with magnet and crank. Integrated handset with hook. Bells to the front and fabric cable.
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270
Wooden double-box device with integrated metal handset hook. Magneto with crank and fabric cable.