important contributions in society

first stairs created in 6000 bce

Oct 15, 1600

First stove

Oct 16, 1735

The telephone focused on the importance of communication.

Mar 18, 1760

http://wiki.answers.com/Q/Why_was_the_telephone_important_to_the_Industrial_Revolution
http://www.yale.edu/ynhti/curriculum/units/1981/2/81.02.06.x.html

first hospital in america

Oct 16, 1762

first trains created

Oct 16, 1776

Timespan of important technological expansion

Period: Oct 7, 1790 to Oct 8, 2008

Basic history of the telephone

Oct 8, 1790

first bus created

Oct 16, 1833

Analytical engine

Oct 8, 1837

person who invented the telephone was Alexander G Bell born in

Mar 3, 1847

http://inventors.about.com/library/inventors/bltelephone2.htm

Invention of the elevator

Sep 16, 1852

elevator, safety brake in 1852

First Hospital

Oct 8, 1860

first vacuum

Oct 16, 1860

Beginning of medicare

Oct 8, 1865

Prototype of the telephone

Mar 8, 1876

Alexander Bell makes the first call to his Assitant in the next room Mr.Watson

first telephone call

Mar 10, 1876

http://www.americaslibrary.gov/jb/recon/jb_recon_telephone_1_e.html

First Market for the telephone was Bell Telephone company

Oct 8, 1889

First hair dryer invented in 1920

Oct 16, 1920

Invention of the traffic light by garrett morgan

Aug 16, 1923

First skateboard invented in the 1950's

Oct 16, 1959

First human heart transplant

Dec 3, 1967

The first cell phone was invented by Marty Cooper

Apr 3, 1973

First Music video:Killed the Radio star

Oct 8, 1980

First Android invented by T-mobile

Oct 8, 2008