Radio Hat (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Radio Hat" in Italian language version.

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books.google.com

google.com

  • Hoeflich, Victor T., "Machine for making convoluted structures of flexible materials", US Patent 1888197, issued November 15, 1932.
  • Hoeflich, Victor T., "Method of manufacturing noise", US Patent 2280582, issued April 21, 1942.
  • Hoeflich, Victor T., "Mouthpiece for sound-producing devices", US Patent 2607162, issued August 19, 1952.

newyorker.com

web.archive.org

  • West Peterson, GADGETS Can Make Your FORTUNE, in Mechanix Illustrated, vol. 41, n. 5, settembre 1949, pp. pp. 55–57, 162–166. URL consultato il 2 maggio 2015 (archiviato dall'url originale il 10 aprile 2006).
  • The Radio Hat, su swtpc.com. URL consultato il 2 maggio 2015 (archiviato dall'url originale il 2 maggio 2015).

wikimedia.org

commons.wikimedia.org

  • The Radio Hat, in Radio Electronics, vol. 20, n. 9, giugno 1949, pp. pp. 4, 32–33. Cover description: The Radio Hat, posed by Hope Lange. page 4 "The Radio Hat is made in such gay colors as canary yellow, lipstick red, turquoise, chartreuse, tangerine, lavender, blue, and cerise for teen-agers, and in tan, gray, green-gray, and blue-gray for adult.", p. 33.