They were probably invented in the late 15th century, either in Germany or
France. .... The "Perfect Pattern Handle" screwdriver was first manufactured by
In 1744, the flat-bladed bit for the carpenter's brace was invented, the precursor
to the first simple screwdriver. Handheld screwdrivers first appeared after 1800.
The first mention of a screwdriver or something resembling a screwdriver in
history is assumed ... Some people believe that the screwdriver was invented
Jun 12, 2013 ... He discovers that all of these tools were invented during the Roman age if not
before. ... Screws were first used in olive presses and grape presses. ... To
remove a screw without a screwdriver, one actually has to cut away the ...
Apr 5, 2013 ... The screw was invented in the early 30's by Henry F. Phillips, a Portland, ... The
Phillips screw first gained acceptance with Cadillac in the late 30's. ... Gradually
the Phillips screw and screwdriver worked their way into other ...
Nov 1, 2012 ... The screwdriver was invented in Germany in the late fifteenth century. Originally
called a 'screwturner,' the first documentation of the tool is in ...
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 ...
32 years ago the Phillips screwdriver was patented by Henry F. Phillips who was
a Portland, Oregon, businessman. from Wired Phillips wasn't trying to make.
The history of the Roberston screwdriver, invented by P.L. Robertson, is detailed
May 22, 2014 ... The history of man has generally followed a long and illustrious timeline of
discovery. From the first time a spark was created to walking on the ...