000 00277nam a2200121Ia 4500
008 230926s9999 xx 000 0 und d
245 _aPATENT JOURNAL HIGH VOLTAGE ENGINEERING
260 _c2022-2022
500 _a"3,4"
500 _a2022
500 _aJULY-DEC
942 _cBV
999 _c24210
_d24210