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Radio hat (USA, 1931). Portable radio in a straw hat, made by an American inventor., Face Protection From Snowstorms (Canada, 1939), Wooden bathing suits, supposed to make swimming a lot easier. Haquian, Washington, USA, 1929, Gas War Resistant Pram (England, Hextable, 1938), Glasses For Reading In Bed (England, 1936), The Cyclomer, a bicycle on land and water can ride with a load of 120 pounds., Electrically heated vest, developed for the traffic police in the United States. The power is supplied by electric contacts in the street., Folding bridge for emergencies, invented by L. Deth can easily be transported on a handcart.,

20 Cool Inventions the World Has Forgotten

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