Today is 23rd March, 09 and here’s what happened today in tech…

1 – This day in 1794, Josiah Pierson patents a “cold-header” (rivet) machine.

2 – On 23rd, March, 1840: Draper takes 1st successful photo from Daguerrotype technique of the Moon.

3 - Elisha Otis has installed first elevator today in 1857 at 488 Broadway, New York City.

4 - Eleazer Gardner of Philadelphia patents a cable car on this day in 1858.

5 – Today in 1880, John Stevens patents the modern flour rolling mill.

6 - On 23rd, March, 1903 – The Wright Brothers apply for a patent on their invention of one of the first successful airplanes.

7 – This day in 1962 – NS Savannah, the first nuclear-powered cargo-passenger ship, was launched as a showcase for Dwight D. Eisenhower’s Atoms for Peace initiative.