1887 – Comptometer Invertor
Receives Patent
Dorr E.
Felt was granted a patent for the Comptometer. He experimented with an adding
device that he built in a “Macaroni box.” The comptometer, an adder, displayed
a single register of results. Subtraction was carried out by nines-complement arithmetic
and multiplication by repeated addition. The comptometer was a commercial
success for businesses, and “Comptometer schools” were established early in the
20th century to teach the efficient operation of this machine.
1950 – CBS’s mechanical color system was the first
to be licensed for broadcast by the FCC. Color TV would not become widespread
until the late 1960s.
1957 – The Jodrell Bank observatory, with the world’s
largest radio telescope, designed by Sir Bernard Lovell, began operation. It’s
first job was to track the just-launched Sputnik satellite.
1958 – NASA’s First Launch
NASA
launches Pioneer 1, the first spacecraft launched by the newly formed space
agency. Originally intended to fly by the Moon, a launch malfunction due to a
programming error caused Pioneer 1 to only attain a ballistic trajectory, which
caused it to fall back to the Earth after 43 hours of flight. However, some
useful scientific data was returned by the spacecraft.
1979 – Visicalc – First Killer
PC App Released
Visicalc
is released by Dan Bricklin. The spreadsheet application is called the first
killer app for personal computers. It turned the PC from a hobby to a business
tool. Only downfall for Bricklin was he did not patent the system, therefore,
clones like SuperCalc, Microsoft’s MultiPlan and Lotus 1-2-3, would show up.
2016 – Samsung announces it is permanently
discontinuing the production of the Galaxy Note 7 after several of the early
versions and recalled version were catching on fire. The company says the
decision could cost the company as much as $3 billion.
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