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Telephone Patent
sourceIn 1870, Alexander Graham Bell got a patent on the telephone. Another person, named Elisha Gray, was going to get a patent, but Alexander Graham Bell did it first. -
First Used
[source](wiki.answers.com/Q/When_was_the_telephone_invented)On March 10, 1876, Alexander Graham Bell said the firstgwords in the telephone. He said, "Mr. Watson, come here, I want to see you." -
Carbon Telephone
sourceIn 1877 Thomas Edison had a competiotion with Graham Bell. He made the Carbon telephone in 1878. -
Yellow Pages
[source](en.wikipedia.org/wiki/Yellow_pages) Loren M. Berry invented the telephone directory, yellow pages. It was invented in 1886. -
Ground to Air Phone
sourceIn 1917 the first ground to air telephone was invented. You can also do air to ground. -
Fax Telephone
sourceIn 1918 H. Nyquist began investigating how to make a fax telephone. In 1924 he invented AT&T's fax machine. -
Mobile Phone
sourceTwo men worked for more than a decade. Finally in 1946 they created the first mobile phone. -
Dial Phone
sourceThe first dial phone was created in 1951. The first people to use them were the mayors. -
First Cellphone
sourceMartin Cooper invented the cellphone. He made the first cellphone to call his rival Joe Engel of AT&T Bell Labs. -
Caller ID
[source](turtledove.wikia.com/wiki/caller_ID)In 1995 Caller ID was invented. It was invented by Theodore George Paraskevakos.