what did benjamin franklin invent

Benjamin Franklin invented rod

18th century 1752: The Lightning rod invented by Benjamin Franklin

Puritan Benjamin Franklin, a student of Cotton Mather as a young man, invented the lightning rod which was a revelation to many Puritans who were accustomed to submitting to the perceived will of God, so much so that it was the custom for New England fire brigades to let a lightning-struck house burn and focus on protecting the houses around it.

Lightning protection system This is the same idea that prompted Benjamin Franklin to invent the lightning rod.

Vienna General Hospital Independently of Benjamin Franklin, who invented the lightning rod in 1753, the minister of Primetice, Prokop Diviš, in 1754, built the first world-wide grounded lead in his garden.

1753 in science Benjamin Franklin invents the lightning rod, to ring a bell when struck by lightning, following the 1752 kite/key tests with his 21-year-old son.

Benjamin Franklin invented bifocals

National Treasure (film) The coded message in the letters leads them to Independence Hall in Philadelphia, where they find special bifocals invented by Benjamin Franklin inside of a brick from the building.

Sons of Ben (MLS supporters association) Franklin invented bifocals, while the key, lightning bolts and lozenge-shaped kite symbolize his exploration into the nature of electricity.

Benjamin Franklin invented conductor

Lightning rod In the United States, the pointed lightning rod conductor, also called a "lightning attractor" or "Franklin rod," was invented by Benjamin Franklin in 1749 as part of his groundbreaking explorations of electricity.

Benjamin Franklin invented pseudonym

Benjamin Franklin When denied the option to write to the paper, Franklin invented the pseudonym of "Mrs. Silence Dogood," who was ostensibly a middle-aged widow.

Benjamin Franklin invented idea

Alternative giving The idea of giving something to one person by paying another was invented by Benjamin Franklin as a "trick [...] for doing a deal of good with a little money", which came to be known as "Pay it forward".

Benjamin Franklin invented type

Wood-burning stove Benjamin Franklin invented the Franklin stove, a more efficient type of wood-burning stove.

Benjamin Franklin invented stove

Wood-burning stove Benjamin Franklin invented the Franklin stove, a more efficient type of wood-burning stove.

Benjamin Franklin invented bulb

List of characters in Time Squad Therefore, Larry thought that Benjamin Franklin was supposed to invent the light bulb.

Benjamin Franklin invented version

Glass harmonica When Benjamin Franklin invented his mechanical version of the instrument, he called it the armonica, based on the Italian word "armonia", which means "harmony".

Benjamin Franklin invented odometer

Odometer Benjamin Franklin invented a simple odometer when he was going on trips in carriages.

Benjamin Franklin invented conveniences

Science and technology in the United States Franklin also invented such conveniences as bifocal eyeglasses.

Benjamin Franklin invented instrument

William Zeitler William Zeitler (b. 1954, St. Louis, Missouri) is one of the world's leading virtuoso performers on the armonica, or glass harmonica, an instrument invented by Benjamin Franklin.

Benjamin Franklin invented paddle

Hand paddle The hand paddle was invented by Benjamin Franklin in the 19th century .

Benjamin Franklin invented spectacles

1784 Benjamin Franklin invents bifocal spectacles.

Benjamin Franklin invented Catheter

Catheter Benjamin Franklin invented a flexible Catheter for his brother who had a bladder stone.

Benjamin Franklin invented Bifocals

18th century 1784: The Bifocals invented by Benjamin Franklin

Benjamin Franklin invented move

1757 in science Benjamin Franklin invents a three-wheel clock movement, which later leads to several variants in the design of pendulum clocks.