Roberto Arias

Silla plegable rodante para transportar cargas varias y un niño. AR.
Compact foldable bicylce with compartments , convertible into a suitcase. PCT.
Canula para soldadura pòr termofusion AR.
Semaforo horizontal dinamico- Horizontal dinamic traffic light - in process-

New door edge locking system.

Sound less neighbourhood protection system.

First motion detecting car alarm system.

Baby apnea detection system.

15 to 30 % more efficient gas sotove burner.

High safety trailer hitch . visible and ball diameter insensitive.

Quick hitch for agriculture tractor implements.

New bicycle brake system.