ector
Guest
I read the patent that I posted, practically (Tell me if I'm wrong) patented the hydraulic lifting system, the pump operated by the front roller and the roller top on which the tape flows?
But excuse me, did you patent hot water? all the tippers of the trucks have a hydraulic cylinder. ..ummmm
But excuse me, did you patent hot water? all the tippers of the trucks have a hydraulic cylinder. ..ummmm