ES15884A1 - Un procedimiento para mantener en buen estado para funcionar las planchas positivas de las baterías voltaicas secundarias.
- Google Patents
Un procedimiento para mantener en buen estado para funcionar las planchas positivas de las baterías voltaicas secundarias.
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ES15884A1894-05-291894-05-29Un procedimiento para mantener en buen estado para funcionar las planchas positivas de las baterías voltaicas secundarias.
ExpiredES15884A1
(es)
Improvements relating to the Manufacture of Plates or Electrodes for Electric Accumulators or Secondary Batteries, and to Machinery or Apparatus therefor.