000			00597pam a2200157a 44500
040			_aIIT, Kanpur
082			_a621.3878 _bT859e
100			_aTurney, T. H.
245	1		_aElectric filters _ba simplified treatment of the four-terminal networks commonly used in telephone work, covering Filters, attenuators, phase shifting networks and attenuation equalizers _cT. H. Turney
260			_aLondon _bSir Isaac Pitman & Sons _c1945
300			_ax, 170p.
650			_aElectric Filters
650			_aElectric Circuits
650			_aTelephone Lines
997			_a5608 s C
999			_c416887 _d416887