The first documentation of the tool is in the medieval Housebook of Wolfegg
Castle, ... These earliest screwdrivers had pear-shaped handles and were made
Around the first century, screw shaped tools became common, however,
historians do not know who invented the first. Early screws were made from wood
The first mention of a screwdriver or something resembling a screwdriver in
history is assumed ... Some people believe that the screwdriver was invented
32 years ago the Phillips screwdriver was patented by Henry F. Phillips who was
... phillips-screwdriver-patent.jpg ... First-Time DIY Essentials: IKEA FIXA Tools.
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 ...
The history of the Roberston screwdriver, invented by P.L. Robertson, is detailed
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 ...
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 ...
Jan 21, 2011 ... Early screwdrivers had pear-shaped handles and were made for slotted ... when
the Ford Motor Company, one of Robertson's first customers, ...
One Good Turn is a story starring Archimedes, who invented the water screw and
.... The first place where much shows up on the screwdriver in older texts is ...