000			00680nam a22001697a 4500
008			220629b |||||||| |||| 00| 0 eng d
020			_a9783642462887
050			_aTK6175 _b.P63 1972
100			_aPodszeck Heinrich-Karl
245			_aCarrier information over power lines/ _cHeinrich-Karl Podszeck
250			_a4th rev.ed.
260			_aHeidelberg,New York: _bSpringer-Verlag , _c1972.
300			_avii, 183p. : _bill. ; _c22cm.
504			_aIncludes bibliographic references and index
650			_2Telephone,carrier current _aElectric lines _vCarrier transmission _xElectric power distribution _yCommunication systems
942			_2lcc _cBOOKS _hTK6175 .P63 1972
999			_c31441 _d31441