000 00468nam a22001697a 4500
008 230615b |||||||| |||| 00| 0 eng d
020 _a4-274-03215-9
040 _aNational Science Library
_cNational Science Library
080 _a621.39+654
_bM8
245 _aTelecommunication technologies
260 _aTokyo:
_bOHMSHA Ltd,
_c1988
300 _a203p.
650 _aTelecommunication
653 _aTechnologies
700 _aInose, H (Ed.)
942 _2udc
_cBK
999 _c43641
_d43641