| 摘要 |
<p>1,028,105. Accumulators. A. B. TUDOR. May 12, 1964 [June 26, 1963], No. 19687/64. Heading H1B. A positive accumulator plate of the type having parallel spines surrounded by active material has a tubular envelope of a felt of fibres of a polyester of terephthalic acid and ethylene glycol impregnated with the same material in a lower degree of polymerization and polymerized in situ.</p> |
