No. 6,537,565; US 6,432,415; US 6,355,657; US 5,962,006; US 5,725,491; US 5,722,950; US 5,717,030; US 5,707,647; US 5,632,727; and US20010033853.

[Gidan dakuna: 3 zuwa 4] [Gidan wanka: 3 zuwa 5] [Girman Gina: 153m2 zuwa 508m2] Wani aikin alatu ...
