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On This Day
16 September 1858:
Andrew Bonar Law was born.
See Also
Canadian Books & Authors
Mini Profile
George H. Cluthe

The owner of Cluthe Manufacturing Co. in Waterloo, Ontario invented the interchangeable head screwdriver. He patented the design in 1965.

See other inventors.

See all mini profiles.


Desmarteau, Etienne
Dickins, Punch


See also: Mini profiles and Canadian Books and Authors.