Record Name | Ans_04845-S006 |
---|---|
Photographer | Unbekannt |
Dating | 1941 |
Caption | Photo collage, caption: Internal multiple telephony tests with small automatic telephone exchange of Hasler AG. High-frequency part for simultaneous wireless transmission of ten calls. |
Caption (German) | Fotocollage, Beschriftung: Interne Vielfachtelefonieversuche mit kleiner automatischer Telefonzentrale der Fa. Hasler AG. Hochfrequenzteil für gleichzeitige drahtlose Übertragung von zehn Gesprächen |
Physical description | Fotografie : Silbergelatine-Abzug |
Format | 24 x 30 cm |
Colour | schwarz/weiss |
Orientation | Querformat |
Categories |
|
License | Public Domain Mark |
Copyright notice | ETH-Bibliothek Zürich, Bildarchiv / Fotograf: Unbekannt / Ans_04845-S006 / Public Domain Mark |
The image presented on this page is part of E-Pics, a service provided by the ETH-Bibliothek of ETH Zurich. This medium resolution copy is published under the license indicated above.
Please respect terms of the respective license ( CC BY-SA or Public Domain Mark , indicated above under License) when using this image.