| 摘要 |
<p>912,722. Semi-conductor devices. SIEMENSSCHUCKERTWERKE A.G. July 15, 1960 [July 22, 1959], No. 24771/60. Class 37. A selenium rectifier stack 3 in a metal housing 1 is supported on a heat-conducting plate 7 by lugs 6 which are passed through holes 8 in the plate and twisted as shown dotted.</p> |
