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Philips Electronics invented the first portable cassette for audio.
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Robert H. Dennard invented this memory chip in 1968. This chip increased the capacity of computers at a cheaper price.
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In 1969 the ARPAnet sent the first message through the internet from one computer to another.
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In the early 1970s, the Floppy disk hit the market. It was sold by IBM and Memorex. It was essentially a small square piece of plastic that led to the invention of USB sticks.
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In the mid 1970s, VCRs were made smaller and more affordable to the public. These were used to record television and were manufactured by Japanese firms.
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