Olin No. 0914 Hearing Aid "B" Battery
The Olin No 0914 hearing aid "B" battery was made by
Olin Industries Ltd. or New Haven, CT. It was used in some vacuum
tube hearing aids manufactured between 1947 and 1952.
This 15 volt battery weighed 0.8 oz and measured 1 7/16" high by 1"
wide by ⅝" deep.
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Rear view of the Olin 0914 hearing aid battery. |
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Side view of the Olin 0914 hearing aid battery. Note that the top and
bottom were color-coded to help prevent putting the battery in backwards and ruining the hearing aid.
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Top view of the Olin 0914 hearing aid battery. The top (+) was color-coded
red. |
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Bottom view of the Olin 0914 hearing aid battery. The bottom (-) was
color-coded blue.
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