THEORETICAL AND DIMENSIONAL CONSIDERATIONS ON THE REALIZATION OF A LASER-BEAM ENGRAVING DEVICE FROM RECYCLABLE MATERIALS OPERATED WITH SCREW TRANSMISSION. Nonconventional Technologies Review, [S. l.], v. 22, n. 2, 2018. Disponível em: https://revtn.ro/index.php/revtn/article/view/53. Acesso em: 17 apr. 2026.