000 00332nam a22001217a 4500
001 1833
090 _a1833
099 _tARC
_zALEX13744
_fDocument administratif
100 _a20241101d1920 m||y0frey50 ba
200 _aUltrasons. Brevets. 1920.
214 _d01/01/1920
215 _d21x28) (21x33)
316 _aEtat moyen