- 1811
- 1977-06-04
technology: الأجهزة الكهربائية
- 1792
- 1977-05-16
- 1784
- 1977-05-08
- 1750
- 1977-04-04
- 1747
- 1977-04-01
- 1744
- 1977-03-29
- 1673
- 1977-01-15
- 1640
- 1976-12-11
- 1600
- 1976-10-30
- 1582
- 1976-10-12
- 1492
- 1976-07-13
- 1432
- 1976-05-14
- 1427
- 1976-05-09
- 1409
- 1976-04-21
- 1400
- 1976-04-12
- 1396
- 1976-04-08
- 1374
- 1976-03-17
- 1373
- 1976-03-16
- 1370
- 1976-03-13
- 1323
- 1976-01-25