000 00373nam a2200109Ia 4500
008 190816s9999 xx 000 0 und d
100 _a"Sakthivel (M), Karthikeyan (R), Poonkundran (T), Sivakumar (T)"
245 0 _aDual Shielding in Metal Forert Gas Welding
260 _c1989
856 _uhttp://library.kct.ac.in/opac-tmpl/bootstrap/THESIS/8889SAKTHIVEL.pdf
942 _cPR
999 _c174326
_d174326