Patent US3599988 - SEMIAUTOMATIC PHONOGRAPH WITH RADIAL ARM

Citing Patent	Filing date	Issue date	Original Assignee	Title
US3993315	14 Feb 1973	23 Nov 1976	Bang & Olufsen A/S	Automatic phonographs
US4082294	18 Oct 1976	4 Apr 1978	Metrosound Audio Products Ltd.	Cleaning and static-removing device for gramophone records
US4086617	5 Jan 1977	25 Apr 1978	RCA Corporation	Video disc player mechanism control system
US4114893	25 Mar 1976	19 Sep 1978	Pico Electronics Limited	Gramophone equipment
US4148492	11 Jul 1977	10 Apr 1979		Record players
US7289638	8 Feb 2002	30 Oct 2007	AKG Acoustics GmbH	Electroacoustic microphone

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