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credit cards
the credit card was invented -
Transistor Radio was invented
the transistor radio is a small portable radio that uses transistor-based circuitry -
First computer hard disk was used
https://www.thoughtco.com/1950s-tech-and-science-1992485 hard disks are the main storage of a computer -
Computer Modem invented
https://www.thoughtco.com/1950s-tech-and-science-1992485 computer modems are devices for modulation and demodulation -
Audio Cassette invented
https://www.thoughtco.com/1950s-tech-and-science-1992485 the audio cassette is a cassette of audiotape -
Spacewar
https://www.thoughtco.com/1950s-tech-and-science-1992485 spacewar was the first computer video game invented -
Video Disk invented
https://www.thoughtco.com/1950s-tech-and-science-1992485 the video disk is a general term for a laser- or stylus-readable random-access disc -
Compact Disk Invented
https://www.thoughtco.com/1950s-tech-and-science-1992485 a small plastic disc on which music or other digital information is stored -
Email
http://www.techradar.com/news/world-of-tech/7-technologies-to-thank-the-1970s-for-657269/2 The email was invented in 1971 -
Digital Camera
http://www.techradar.com/news/world-of-tech/7-technologies-to-thank-the-1970s-for-657269/2 The first digital camera was created by Kodak -
Pocket Calculator
http://www.techradar.com/news/world-of-tech/7-technologies-to-thank-the-1970s-for-657269/2 The first pocket calculator was invented for easier use and it was portable -
First Personal Computer
http://www.techradar.com/news/world-of-tech/8-technologies-to-thank-the-1980s-for-635764 The first personal computer was created -
Mobile Phone
http://www.techradar.com/news/world-of-tech/8-technologies-to-thank-the-1980s-for-635764 The first mobile cell phone was created so people could use the phone while moving around -
WORLD wide web
http://www.brighthub.com/education/homework-tips/articles/123405.aspx the world wide web was created and changed the world forever -
Tinder
http://www.telegraph.co.uk/technology/2016/03/09/most-important-inventions-of-the-21st-century-in-pictures/tinder/ Tinder, an online matchmaking app, was created
