Burovox

of Craven House, 121 Kingsway, London, WC2. Telephone: Holborn 7731-2. Cables: "Burovox, Westcent, London"

• 1929 Advert in British Industries Fair Catalogue as an Optical, Scientific and Photographic Exhibit. Manufacturers of Loud Speaking Telephones for all purposes, in the Office, Home, Factory, Ships, Mines, etc. Secrecy, Secutity of contact and power of transmission are the outstanding feature of Burovox Equipment (Scientific Section - Stand No. N.8)

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