摘要 |
329,586. Concordia Elektrizitõts Akt.-Ges. July 19, 1929, [Convention date]. Battery lamps.-In addition to a spring c inserted between the bulb e and the outer glass d, scattering springs b are provided pressing outwardly on the glass, so as to ensure the parts being dispersed on breakage and the bulb released. The springs b may be soldered to the same cap a as the spring c. |