When were snowblowers invented?

Answer The snowblower was invented by Arther Sicard, a Canadian inventor, in 1925. He originally used a 4-wheel drive truck chassis and added a snow scooper and chute. The first chute blew snow 90 feet. T... Read More »

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When were cell phones invented&who were they made by?

Martin Cooper invented the cell phone in 1973, and Motorola was its maker. The phone was much bigger and heavier than today's models. Called the DynaTAC, the phone did not go one sale until 10 year... Read More »

When were intercoms invented?

In the 1850s French inventor/magician Jean Eugene Robert-Houdin developed the first intercom-like device for use in his home. In 1894 the first patent for an office intercom system, the Kellogg Int... Read More »

When were crayons invented?

Crayons were invented in 1903 by the chemicals company Binney and Smith. The brand name "Crayola" was invented by Alice Stead Binney, the wife of one of the founders, Edwin Read More »

When were trolleys invented?

The electric railway trolley was patented Sept. 19, 1893, by an African-American inventor named Elbert R. Robinson. Robinson is also credited with acquiring a patent for another invention pertainin... Read More »