词条 | Pyral |
释义 |
Pyral SAS is a manufacturer of magnetic recording media products, based in Avranches, France. As of 2015, it is a subsidiary of Mulann, a French company in the smartcard and ticketing industry. In 1934, Pyral created a new type of transcription disc. Their innovation was to coat the aluminum disc with a layer of lacquer. These discs came to be known as lacquers or acetates.[1] As of 2007, The company's primary product is perforated magnetic tape, used to record sound for movie productions.[2] They also produce magnetic inks and slurries used in the production of magnetic stripe cards. Corporate history
References1. ^Early radio article describes development of "acetate". {{webarchive|url=https://web.archive.org/web/20120402112900/http://www.midcoast.com/~lizmcl/earlyradio.html |date=2012-04-02 }} 2. ^[https://web.archive.org/web/20061010112222/http://www.jts2004.org/english/papers/AbaondonAnalog-Watanabe-FinalPaper.doc Pyral factory is last making magnetic film] 3. ^"BASF Magnetics acquired the Pyral company in 1992" 4. ^À Avranches, la société Pyral connaît des difficultés, External links
2 : Manufacturing companies of France|French brands |
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