DK17684C
(en)
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Telephone answering machine.
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FR457392A
(en)
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Telephone transmitter
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AT75551B
(en)
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Telephone circuit.
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DK18020C
(en)
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Telephone.
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AT71578B
(en)
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Shoe-removing machine.
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AT71035B
(en)
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Adding machine.
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AT78239B
(en)
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Adding machine.
|
ES55332A1
(en)
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Improvements in telephony.
|
CH68851A
(en)
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Talking machine
|
DK17266C
(en)
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Addition machine.
|
DK18244C
(en)
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Addition machine.
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DK17185C
(en)
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Stamping machine.
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AT48831B
(en)
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Telephone.
|
ES52017A1
(en)
|
|
Improvements in telephone transmissions.
|
DK17854C
(en)
|
|
Device by Telephones.
|
FR16502E
(en)
|
|
Telephone transmitter
|
CH67330A
(en)
|
|
Telephone transmitter
|
ES58374A1
(en)
|
|
Telephone.
|
DK16932C
(en)
|
|
Casting machine.
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AT57899B
(en)
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|
Talking machine.
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AT82822B
(en)
|
|
Telephone switching system.
|
ES52179A1
(en)
|
|
Talking machine improvements.
|
ES53920A2
(en)
|
|
Talking machine improvements.
|
DK17236C
(en)
|
|
Bathing machine.
|
ES51224A1
(en)
|
|
Talking machine improvements.
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