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Expired
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Lars Bristol
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Individual
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Individual
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Publication of GB190210532ApublicationCriticalpatent/GB190210532A/en
10,532. Bristol, L. May 7. Primary and secondary batteries. - -Positive plates for portable secondary and other electric batteries have the side edges b turned inwards to aid in keeping the active material in place. In negative electrodes, the top and bottom edges also are turned inwards. The plates are provided with studs, projections h, or holes to aid in keeping the active material in place. To allow of expansion and for the escape of gases, the plate may be slotted as at e.
GB190210532D1902-05-071902-05-07Improvements in Portable, Secondary or other Electric Batteries, Accumulator Plates and the like.
ExpiredGB190210532A
(en)