File:Elektrischer Integrator zur Ermittlung der Fliessgeschwindigkeit eines Gewässers.jpg
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Summary
editDescriptionElektrischer Integrator zur Ermittlung der Fliessgeschwindigkeit eines Gewässers.jpg |
Deutsch: Elektrischer Integrator zur Ermittlung der Fliessgeschwindigkeit eines Gewässers entwickelt von Andreas Rudolf Harlacher. Der an einer vertikalen Stange befestigte
Woltmannzähler wird gleichmässig entlang dieser bewegt, sodass eine über die vertikale Linie der Stange gemittelte Fliessgeschwindigkeit ermittelt werden kann. |
Date | |
Source | Schweizer Ingenieur und Architekt, Band 108, 1990, Heft 50, S.1471 |
Author | Unknown authorUnknown author |
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This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
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Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Elektrischer_Integrator_zur_Ermittlung_der_Fliessgeschwindigkeit_eines_Gew%C3%A4ssers.jpg |
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current | 10:07, 13 November 2021 | ![]() | 349 × 808 (54 KB) | Pechristener (talk | contribs) | Uploaded a work by {{unknown|author}} from Schweizer Ingenieur und Architekt, Band 108, 1990, Heft 50, S.1471 with UploadWizard |
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