TY - BOOK AU - Syed Muhammad Umer Muneeb ur Rehman Hadeed Khan Faizan Ashraf ED - TI - PR-SOF-2154-Design and Fabrication of A Box Type PVC Welding Machine U1 - 220 PRO PY - 2022/// CY - ISLAMABAD PB - NUST COLLEGE OF EME KW - DE-MECH-40 ER -