| 摘要 |
899,102. Trough-shaped lamp reflectors. SCHMIDT, P. Nov. 6, 1959 [Oct. 22, 1959], No. 37646/59. Class 75(4) A double reflector lamp with elongated two-bulb light source 3 has a cusp-like crosssection or reflector 2 and arcuate outwardly extending portions in the vertical end walls 7. Ventilating slots 8 are provided. |
