000 00312nam a2200073 4500
080 _a
_b
245 _aDIN-51225 (part 1) - 1976; Material testing machines, Hardness testing machines with optical indentation measuring device - test load range 49.03 to 29420N (5 to 3000kp)
700 _aDeutsches Institut fur Normung
260 _aBerlin
_bDIN
_c1976
300 _a6p
999 _c30249
_d30249