Olin No. 0816 Hearing Aid "B" Battery
The Olin No 0816 hearing aid "B" battery was made by
Olin Industries Ltd. or New Haven, CT. It was used in some vacuum
tube hearing aids manufactured around 1946.
This 30 volt battery weighed 0.8 oz (24 g) and measured 1⅜" high by 1
3/16" wide by ⅝" thick (3.6 x 3.1 x 1.5 cm).
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Rear view of the Olin 0816 hearing aid battery.
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Left side view of the Olin 0816 hearing aid battery.
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Right side view of the Olin 0816 hearing aid battery.
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Top view of the Olin 0816 hearing aid battery showing the negative
terminal (left) and the positive terminal (right).
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Bottom view of the Olin 0816 hearing aid battery.
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