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Talking machine in connection with a radio message receiving device
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Controlling device for electromagnetic talking machines
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Magnet carrier for electromagnetic talking machines
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Electrically powered dictation machine
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Electromagnetic speaking machine
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Dictation machine
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Electromagnetic speaking machine with movable speaking head
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Cabinet talking machine
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Magnetic talking, dictating, and like machine
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Improvements in magnetic sound-recording and reproducing machines
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Sound-reflecting device for tauking machines
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Talking machine cabinets
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Magnet system with two coil carriers for telegraphones and similar devices
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Process for the production of pipe elbows from wood or similar material for sound arms of speaking machines
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Storage for the tonearm made of wood or similar material for speaking machines
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Self-switch, especially for speech and similar devices
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Talking machine with bell built into the housing
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Compressed air sound box
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Winding and unwinding device for the voice wire or voice tape of telegraphones and similar devices
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