Bernd
08/26/2022 (Fri) 14:30
No.
48572
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>>48541
>I wonder if that telegraph encoding machine was made in a piano factory and reused existing know-how and machinery.
It was more like clockwork inside, not piano:
https://en.wikipedia.org/wiki/Printing_telegraph
08/26/2022 (Fri) 14:30
No.48572
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