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	1.		Image from Google Jackets Image from OpenLibrary	Conference on signal processing methods for radio telephony 19-21 May 1970, The institution of electrical engineers / The Institution of Electrical Engineers Material type: Text; Format: print ; Literary form: Not fiction Publication details: London: The Institution of Electrical Engineers, 1970 Availability: Items available for loan: National Science Library (1)Call number: 621.391.3:621.396(082.2) K9. Place hold Save to lists Add to cart (remove)
	2.		Image from Google Jackets Image from OpenLibrary	Conference on earth station technology 14-16 October 1970 , institution of electrical engineers / The Institution of Electrical Engineers Material type: Text; Format: print ; Literary form: Not fiction Publication details: London: The Institution of Electrical Engineers, 1970 Availability: Items available for loan: National Science Library (1)Call number: 621.391.32(082.2) L6. Place hold Save to lists Add to cart (remove)
	3.		Image from Amazon.com Image from Google Jackets Image from OpenLibrary	Principles of telephony by Biswas, N N Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bombay: Asia Publishing House, 1970 Availability: No items available. Found in Open Library: Save to lists Add to cart (remove)
	4.		Image from Amazon.com Image from Google Jackets Image from OpenLibrary	Principles of telephony by Biswas, N N Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bombay: Asia Publishing House, 1970 Availability: Items available for loan: National Science Library (1)Call number: 621.395 L0. Found in Open Library: Place hold Save to lists Add to cart (remove)
	5.		Image from Google Jackets Image from OpenLibrary	Digital telephony by Bellamy, John Edition: 2nd ed. Material type: Text; Format: print ; Literary form: Not fiction Publication details: New York: John Wiley & Sons, Inc., 1991 Availability: Items available for loan: National Science Library (1)Call number: 621.395 N1. Place hold Save to lists Add to cart (remove)