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Procedure for the manufacture of electrical accumulator battery plates.
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Positive electrode and lead accumulator special for use in high temperatures.
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Manufacturing procedure for positive electrodes for alkaline electric accumulators.
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Plate machine for electrical batteries.
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Improved lead-acid recombination battery.
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Electric storage battery
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Procedure to improve welding conditions on parts or lead components.
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Process for obtaining electrodes for alkaline batteries
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