000
00262nam a2200109Ia 4500
008
140122s9999 xx 000 0 und d
082
_a
671.52 khanna O.
100
_a
khanna O P
245
_a
Textbook of welding Technology
260
_b
_c
1996
942
_c
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_2
ddc
999
_c
7231
_d
7231