Elliptical sprung dynamometer. Medical dynamometers are used to measure and analyse muscle strength. This example by P. Harris is English and dates from around 1900 | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4985 px × 3645 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |