Benjamin Franklin invented the lightning rod in 1752, which he famously demonstrated during his kite experiment. This invention was part of his broader work on electricity and aimed to protect buildings from lightning strikes. Franklin's experiments and inventions significantly contributed to the understanding of electrical phenomena in the 18th century.
1780: Bifocal glasses were invented by Benjamin Franklin 1783: invention of the hot air balloon 1784: the safety lock is invented by Joseph Bramah 1785: invention of a parachute by Blanchard
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Benjamin Franklin
Benjamin Franklin.
bread toaster
Benjamin Franklin
he did a invention
yes ,benjamin franklin did finish his inventions [all of them ]
Potatoes
the wheeze hole
yes
a mp5 submachine gun
the lightening rod
wooden flippers
Charles Goodyear is credited with the invention of vulcanization of rubber. Benjamin Franklin is credited with the invention of bifocal glasses.
Glasses ...He invented Bifocals .
Benjamin Franklin invented the odometer. He used this device to survey roads for the US postal system.