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Benjamin Franklin invented the well-known lightning rod, the glass armonica (which is a glass instrument; many get this instrument confused with the metal harmonica), the Franklin stove, bifocal glasses, and the very flexible urinary catheter.
note: Benjamin Franklin never patened his inventions.
What else can I help you with?
What was Benjamin Franklin curious about?
He was very curious about electricity and inventing
What is four things Benjamin Franklin famous for?
Inventing the heating stove, inventing eye glasses, identifying electricity and an American statesman.
Who is smarter Albert Einstein or Benjamin Franklin?
They both are brilliant and it depends if we are talking math then probably Albert Einstien but if we are talking inventing then either Franklin or MARIO
What did Benjamin Franklin not start in the city of Philadelphia?
A hotel.
When did Benjamin Franklin start the firehouse?
it was started in 1736.
Did Benjamin Franklin have anything to do with inventing photography?
No
Did Benjamin Franklin invent electrcity?
No Benjamin Franklin did not invent electricity he just discovered it. there is a big difference in inventing and discovering.No Benjamin Franklin did not invent electricity he just discovered it. there is a big difference in inventing and discovering.
What was Benjamin Franklin curious about?
He was very curious about electricity and inventing
When did Benjamin Franklin become a scientist?
He began inventing when he was a teen
What did Benjamin Franklin change?
he change life by making (or inventing the light bult)
How did Benjamin Franklin invent the long arm?
Benjamin Franklin did not invent the long arm. He is credited with inventing the lightning rod, bifocals, and the Franklin stove, among other things.
What is four things Benjamin Franklin famous for?
Inventing the heating stove, inventing eye glasses, identifying electricity and an American statesman.
What is Benjamin Franklin honored for?
for helping the 13 colonies and for inventing so many things.
What is Benjamin Franklin know for?
Being a founding father.
Who is smarter Albert Einstein or Benjamin Franklin?
They both are brilliant and it depends if we are talking math then probably Albert Einstien but if we are talking inventing then either Franklin or MARIO
Did Benjamin Franklin start the first library?
no
Who invent the bifocal lens?
Benjamin Franklin is credited with inventing the bifocal lens in the 1780s. He designed the lens to help address his presbyopia, a condition that makes it difficult to focus on close objects as people age.
