Nomoro ea patent ea mohlala oa t?ebeliso: ZL201220705818.X

Likhopo le 'mele oa ka ntle li entsoe ka lipoleiti tsa t?epe tsa 10mm,' me selikalikoe se ka hare le khoune li entsoe ka lipoleiti tsa t?epe tsa 4mm Litekanyo tsa selikalikoe se ka hare le ka hare li entsoe ka lipalo tse nepahetseng, tse utloahalang le tse nepahetseng li feletse ebile li ka raloa ho latela maemo a sebele.