摘要 |
1,077,580. Primary cells. VARTA PERTRIX - UNION G.m.b.H. Aug. 3, 1965 [May 14, 1965], No. 33163/65. Heading H1B. In a cell having a negative container-electrode and a zinc chloride electrolyte, the container electrode is at least partly covered by an external layer of an alkalizing substance so that if electrolyte leaks it will react with, and be neutralized by, the alkalizing substance. |