| 摘要 |
<p>871,975. Switch contacts; electromagnetic interrupters. MASON ELECTRIC CORPORATION. Sept. 18, 1958 [Feb. 3, 1958], No. 28832/59. Divided out of 871,973. Drawings to Specification. Class 38 (5). The Specification comprises the switch described with reference to Figs. 1, 2, 4, 10 and 11 of Specification 871,973. Specifications 837,433, 837,434, 837,435 and 871,974 also are referred to.</p> |
