1837,I hope this helps you!
Yes he did. He invented the fountain pen.
the air conditioning and the fountain pen.
Because they didn't have pens at that time.
the air conditoining and the fountain pen
1837,I hope this helps you!
2181
Fountain pens have been known for a long time. Waterman's improvement was in the design of a capillary feed system. Remember that most patents are awarded for "improvements relating to ...". Often these are not original inventions or discoveries - merely improvements. Have a crack at 'fountain pen' in wikipedia.
L.E. Waterman was born on November 18, 1837 in New York. He lived until May 1, 1901 and was the inventor of the capillary feed fountain pen.
L.E. Waterman invented the fountain pen in 1884. His design improved upon earlier models by incorporating a reliable capillary feed system, which allowed for a smoother and more consistent ink flow. This innovation significantly contributed to the popularity and functionality of fountain pens in the years that followed.
1843 Hope this helps
Nationality of L.E. Waterman?
He was white.