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
weAk
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
wooden flippers
the lightening rod
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.