20th Century Inventions by Michael Lewis https://padlet.com/lewismichael/l8w63wwmy5pavnrn Made with mirth en-us 2022-03-14 15:55:07 UTC 2022-03-15 15:47:22 UTC hello@padlet.com https://padlet.net/icons/png/1f5b1.png 1935 lewismichael https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096228304 Invention: Nylon
Inventor: Wallace Carothers
Purpose: Nylon was mainly used as a replacement for silk in clothing.]]> 2022-03-15 15:27:56 UTC https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096228304 1941 lewismichael https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096239629 Invention:Velcro
Inventor:George De Mestral
Purpose: Velcro was made to be used as a zipper less zipper.]]> 2022-03-15 15:33:22 UTC https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096239629 1945 lewismichael https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096240219 Invention: Nuclear Weapons
Inventor: Manhattan Project
Purpose: Used to Protect your country and Allies]]> 2022-03-15 15:33:41 UTC https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096240219 1946 lewismichael https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096249218 Invention:Microwave Oven
Inventor: Percy Spencer
Purpose: Microwave oven is used to heat up food or other items and uses concentrated microwaves]]> 2022-03-15 15:37:52 UTC https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096249218 1950 lewismichael https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096257182 Invention:Credit Card
Inventor:Frank X Menamara
Purpose:It was a charge card that required the user to pay back the entire balance after one month]]> 2022-03-15 15:41:44 UTC https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096257182 1957 lewismichael https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096259685 Invention:Satellite
Inventor:Soviet Space Program
Purpose: To study earth and the solar system]]> 2022-03-15 15:42:59 UTC https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096259685 1963 lewismichael https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096262796 Invention:Computer Mouse
Inventor:Douglas Engelbart
Purpose: To find a better way to point and click on a computer screen]]> 2022-03-15 15:44:29 UTC https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096262796 1974 lewismichael https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096268075 Invention:Rubik’s Cube
Inventor:Enro Rubik
Purpose: Used to help explain three-dimensional geometry]]> 2022-03-15 15:46:50 UTC https://padlet.com/lewismichael/l8w63wwmy5pavnrn/wish/2096268075