He did not invent the escalator or the fountain pen. He first of all was to busy to invent stairs that move. Second he patented the fountain pen he did NOT invent it
He did NOT invent the fountain pen he patented it. The first fountain pen was invented by a french-man named M.Bion. Lewis Waterman just improved it.
fountain pen
he invented a soda fountain
1890
ancient persia
the air conditioning and the fountain pen.
1837,I hope this helps you!
Yes he did. He invented the fountain pen.
Water fountain
The Highest water fountain. Is Franikee fun water
fountain or fount soda fountain, water fountain, drinking fountain