STAND FOR ASSEMBLING AND WELDING THIN-WALL SHELL LONGITUDINAL SEAMS WITH GAS-SHIELD OF BACK SIDE

摘要

bench for assembling and welding of longitudinal шюв thin-walled обечаек with gas protection of the back stitches on the авт.св.695793, m l and h - аюцийс  so that, with a view to уменьшени  защитнои