The screws were invented first in the late 1700s and the handheld screwdriver first appeared after 1800.
The Phillips screwdriver was invented in Portland, Oregon in the eary 1930's by Henry F.Phillips.
Albert Kohler of Prince George, British Columbia claims to have invented it
Apparently the first U. S. Patent for a ratchet screwdriver went to G. H. Talbot of Boston in 1858
Invented by Camcar Textron tools in 1967. ( Based on the British "Bristol " screw made in the 50's by Bristol Aircraft Co.)
The Phillips screwdriver was created by Henry F. Phillips (1890-1958) who was a U.S. businessman from Portland, Oregon . The Phillips-head ("crosshead") screw and screwdriver were both named after him .
The Phillips screwdriver was invented in Portland, Oregon in the eary 1930's by Henry F.Phillips.
None. The screw hadn't been invented and so the screwdriver wasn't invented.
the screwdriver in 1907 :)
It is a screwdriver with a 6 pointed bit invented and much used in the auto industry.
That is literally dozens of inventors.
A screwdriver.
Albert Kohler of Prince George, British Columbia claims to have invented it
Apparently the first U. S. Patent for a ratchet screwdriver went to G. H. Talbot of Boston in 1858
to help for closing locks for homes and cars in the olden days
the robertson head screwdriver, has a square end, invented in Milton Ontarion Canada, has the most strength on a screwdriver
The screwdriver hadn't been invented yet, so there were no uses because there were no screws as well.
Flat head screwdrivers were the original screwdriver, possibly being invented around 1460. They were the only type of screwdriver until the early 20th century.