Telephone set "MØØI OBØ5 (RTV)" of the German Reichspost
| Design | In-house design |
|---|---|
| Year of Draft | 1900 onwards |
| Production | Siemens & Halske |
Photo: Die Neue Sammlung – The Design Museum (A. Laurenzo)
| Design | In-house design |
|---|---|
| Year of Draft | 1900 onwards |
| Production | Siemens & Halske |
Around 1900, the number of telephone connections in large cities increased rapidly. As a result, the German Reichspost standardised desk telephones like the one shown here. The crank had to be turned to establish an official connection.
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Photo: Die Neue Sammlung – The Design Museum (A. Laurenzo)