Manufacturer: Koninklijke Philips Electronics (Philips)
Model: Philips-Miller system
Type: non-photographic optical
Place of origin: Netherlands
Date of manufacture: Circa 1939
Comments: Invented by an American and manufactured for several years starting in the late 1930s. Used experimentally by at least one New York radio station, and more extensively in the UK and Europe. Recording process involved scraping off part of a black coating on a clear plastic band.
