The strangest invention



Protective mask in case of snowstorms (Canada, 1939)



Mouthpiece for smoking in the rain (1931)


Pushchair in case of gas attack (England, 1938)


Family bike with a sewing machine (USA, 1939)


Folding bridge for emergencies, transported on a trolley (Netherlands, 1926)


Car-roly-poly, can ride on slopes up to 65 degrees (1931)

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