"Danavox" transistor hearing aid, cased, by Danavox International, Denmark, 1950-1970
Details
- Category:
- Audiology
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- A602527
- Materials:
- power unit, plastic, earpieces, polythene, earpieces, acyrilic, battery, mercury and case, leatherette
- Measurements:
-
battery: diameter 11 mm
battery: height 6 mm
case: length 77 mm
case: width 69 mm
case: height 31 mm
ear unit: length 48 mm
ear unit: width 29 mm
ear unit: height 43 mm
- type:
- hearing aids
- credit:
- Bailey, A. Optical Mission
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