000 00330nam a2200121 a 4500
008 170703s1955#### ||||f#|||||00| 0#uuu#d
003 AR-SmCIES
091 _a4585
245 1 0 _aPowder metallurgy.
260 _a[s.l.] :
_b[s.n.],
_c1955.
999 _c20596
_d20596