000 00607 a2200265 4500
001 124630
020 _a2
041 _aeng
080 _a621.3:534.32 Ins:70
245 _aUltrasonics symposium : proceedings, San Francisco, California, Oct. 21-23, 1970
250 _a
260 _aNew York
260 _bIEEE,
260 _c1971
300 _av,172 p.
300 _c27 cm
490 _a
100 _aInstitute of Electrical and Electronics Engineers
700 _a
650 _a
650 _aUltrasonic waves-Congresses
650 _aUltrasonics-Congresses
942 _cBK
942 _2UDC
999 _c84875
_d84875