WOMEN INVENTORS

Post on 21-Feb-2017

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Transcript of WOMEN INVENTORS

International Women´s Day 2016 Women InventorsBy, CEIP Plurilingüe da Espiñeira-Aldán

The Paper Bag Margaret Knight received her patent for a machine that could produce square-bottomed bags in 1871, after a long legal battle with a fellow machinist, who tried to steal her work by arguing that such a brilliant invention could not possibly have been invented by a girl.

IDA FORBES INVENTED THE WATER HEATER IN 1917.

Melitta Bentz invented the coffee filter in 1908.

MARY ANDERSON invented windshield wipers in 1903.

The life raft was invented by Maria Beasely in 1882.

Florence Parpart , in 1914, invented The modern electric refrigerator and a Street-cleaning machine, in 1900.

The dishwasher was invented by Josephine Cochrane , in 1887.

He

Bulletproof vest Stephanie Kwolek

Helmet

The washing machine was invented by Margaret Colvin in 1871.

Ruth Wakefield

The disposable diaper was invented by

Marion Bonovan, in 1950.

Wireless transmissions technology by Hedy Lamarr and a secret communications system during II World War for radio-controlling torpedoes were Hedy Lamarr’s inventions . Hedy Lamarr was a famous actress, too.

Nancy J. Perkins

CEIP da Espiñeira-Aldán says ¨Thank you¨ to

these and all WOMEN in the world.