000			00318nam a2200121Ia 4500
001			121694
008			170722s9999 xx 000 0 und d
100			_aTweeddale, J. G.
245			_aWelding fabrication 3V /
260			_c1969.
500			_aV1. Technological background V2. Processes V3. Fabrication
942			_cGEN
999			_c77993 _d77993