A screwdriver is a tool, manual or powered, for turning (driving or removing)
screws. A typical ... screwdrivers were used in Europe in the late Middle Ages.
They were probably invented in the late ...
A screwdriver is a tool for driving (turning) screws; screwdrivers have a tip that ...
In 1770, English instrument maker, Jesse Ramsden (1735-1800) invented the ...
The first mention of a screwdriver or something resembling a screwdriver in
history is assumed ... Some people believe that the screwdriver was invented
The second most widely used screwdriver, the "Phillips," was invented in the late
1920s by Henry Phillips. Soon after its introduction, the tool posed a dilemma ...
Who is the Phillips head screwdriver named after? ... Henry F. Phillips, of
Portland, OR, invented the X-shaped socket head screw for car makers who
needed a ...
Mar 24, 2015 ... One out of three cocktails ordered in the US contain vodka, a spirit that pours in
$20 billion annually in sales, according to Victorino Matus, ...
Apr 26, 2016 ... One story attributes the Screwdriver to American marines circa World ... Not to
imply the drink was invented in the States, but by the late 1940s ...
Jun 12, 2013 ... He discovers that all of these tools were invented during the Roman age if ... To
remove a screw without a screwdriver, one actually has to cut ...
And, Rybczynski discovered, the screwdriver is a relative newcomer in
humankind's arsenal of gadgetry, an invention of the late European Middle Ages
and the ...
Jan 21, 2011 ... If you've ever mistakenly grabbed the Phillips head screwdriver ... Historians
believe it was invented in Germany, but aren't sure exactly when.