共 50 条
- [1] MECHANICAL LATCHING CROSSBAR SWITCHES REVIEW OF THE ELECTRICAL COMMUNICATIONS LABORATORIES, 1969, 17 (08): : 779 - &
- [3] MECHANICAL PROPERTIES AND WELDABILITIES OF SMALL SIZED CROSSBAR SWITCH SPRINGS REVIEW OF THE ELECTRICAL COMMUNICATIONS LABORATORIES, 1972, 20 (1-2): : 71 - +