Mbupu 2 akpa na Europe.Sistemụ ebe a na-adọba ụgbọala egwuregwu mgbagwoju anya & igwe na-adọba ụgbọala Scissor na-ewu ewu ebe ahụ.Sistemụ ebe a na-adọba ụgbọala egwuregwu mgbagwoju anya nwere oyi akwa 2-6, ọ nwere ike dọba sedan ma ọ bụ suv.Scissor na-adọba ụgbọala lift bụ ọhụrụ imewe na anyị nwere patent maka ya.
Oge nzipu: Nov-04-2021