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Telephone
The telephone was invented by Alexander Graham Bell. It’s supposed to help you talk over far distances. -
Abacus
The Abacus was invented by Tim Cranmer. A abacus was used for predicting the motions of stars and planets. -
Z1
The Z1 was invented by Konrad Zuse. The Z1 was the first computer made but not sold. It was made in a living room. He didn’t sell it because it would take too long to make. Konrad Zuse designed the Z1 in 1935 to 1936 and he started making it in 1936 and finished in 1938. -
Complex Number Calculator
George Robert Stibitz and Samuel Williams invented the Complex Number Calculator in 1937. Bell telephone laboratories created the complex number calculator. -
Z3
The Z3 was also invented by Konrad Zuse. Z3 was the first mechanical computer to work. It was used to perform statistical analyses of the wing flutter -
Pascaline
The pascaline was invented by Blaise Pascal. The pascaline is a gear-driven one-function calculator. The inventor couldn’t sell a lot of them because he put it up on sale for too expensive. -
Transistor
John Bardeen, William Shockley and Walter Houser Brattain all invented the transistor together. The transistor was the first general purpose calculator. It uses binary math and boolean math when it’s calculating. -
Kenbak 1
The kenbak 1 was invented by John V. Blankenbaker. The KENBAK 1 was the first ever computer to be sold in the world. But stopped selling 1973. Kenbak Corporation finished making it in 1970 but only first sold it in 1971. -
Newton
The newton was invented by Apple.
It was a personal digital assistant that had a handwriting recognition software. Apple started to make the newton in 1987 but shipped the first devices to in 1993. -
Bluetooth
Bluetooth was made Jaap Haartsen.
Bluetooth is to help you connect things like your phone to a speaker without a wire.
