18 phát minh từ xưa, khá hay ho.(GIỎI LẮM ĐÓ CÁC BẠN)

[size=2]Bike Tyre Used As Swimming Aid (Germany, 1925)[/size]

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[justify]A group of youngsters tied a bike tyre around the body as a swimming aid.[/justify]

[size=2]One Wheel Motorcycle (1931)[/size]

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[justify]One wheel motorcycle (invented by Italian M. Goventosa de Udine). Maximum speed: 150 kilometers per hour ( 93 Mph).[/justify]

[size=2]Amphibious Bike ‘Cyclomer’ (Paris, 1932)[/size]

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[justify]The Cyclomer, a bicycle on land and water can ride with a load of 120 pounds.[/justify]

[size=2]All Terrain Car (England, 1936)[/size]

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[justify]All terrain car able to descend slopes up to 65 degrees.[/justify]

[size=2]Radio Pram (USA, 1921)[/size]

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[justify]Pram provided with a radio, including antenna and loudspeaker, to keep the baby quiet.[/justify]

[size=2]Radio hat (USA, 1931)[/size]

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[justify]Portable radio in a straw hat, made by an American inventor.[/justify]

[size=2]Bulletproof Glass (New York, 1931)[/size]

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[justify]Bulletproof glass, demonstration by the best rifle man of the New York police, 1931.[/justify]

[size=2]Extensible Caravan (France, 1934)[/size]

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[justify]Extensible caravan, built by a French engineer.[/justify]

[size=2]Piano For The Bedridden (UK, 1935)[/size]

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[justify]Piano especially designed for people who are confined to bed.[/justify]

[size=2]Glasses For Reading In Bed (England, 1936)[/size]

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[justify]Hamblin glasses. A pair of spectacles especially designed for reading in bed.[/justify]

[size=2]Electrically Heated Jacket (USA, 1932)[/size]

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[justify]Electrically heated vest, developed for the traffic police in the United States. The power is supplied by electric contacts in the street.[/justify]

[size=2]Car With Shovel For Pedestrians (Paris, 1924)[/size]

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[justify]Kind of shovel on a car. Purpose: reducing the number of casualties among pedestrians.[/justify]

[size=2]Early GPS (1932)[/size]

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[justify]Sort of TomTom, early tripmaster. Works using rolling key map. The map passes the screen in a tempo that depends on the speed of the car.[/justify]

[size=2]Folding Emergency Bridge (Netherlands, 1926)[/size]

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[justify]Folding bridge for emergencies, invented by L. Deth can easily be transported on a handcart.[/justify]

[size=2]Faxed Newspaper (1938)[/size]

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[justify]In 1938 the first wireless newspaper was sent from WOR radiostation in New York. Photo shows children reading the children’s page of a Missouri paper.[/justify]

[size=2]Face Protection From Snowstorms (Canada, 1939)[/size]

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[justify]Used to protect ones face from snowstorms. Canada, Montreal, 1939.[/justify]

[size=2]Gas War Resistant Pram (England, Hextable, 1938)[/size]

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[size=2]Revolver Camera (New York, 1938)[/size]

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[justify]Colt 38 carrying a small camera that automatically takes a picture when you pull the trigger. At the left: six pictures taken by the camera.[/justify]


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