| 摘要 |
840,378. Batteries. ACCUMULATORENFABRIK A.G. Aug. 10, 1956 [Aug. 18, 1955], No. 24527/56. Class 53. [Also in Group XXIII] In a pencil-type electrode for an accumulator, the active material is sheathed by tubes formed from glass fibres having a diameter of less than 1/100 of a millimetre and of the following composition |
