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Rank Country/region Number of telephone lines Date of information — Worldwide 931,000,000: 2019: 1 China 183,477,000: 2018/11: 2 United States 114,000,000: 2011 est. 3 Germany ...
In some countries in Africa, the rise in cell phones has outpaced growth in landline service. Between 1998 and 2008, Africa added only 2.4 million landlines. [5] In contrast, between 2000 and 2008, cell phone use rose from fewer than 2 in 100 people to 33 out of 100. [5] There has also been a substantial decline of landline phones in the Indian ...
By 2000 most of the 111 million cell phone subscribers talked on them while driving. Many local and state jurisdictions considered bans. The industry claimed cell phones are no more dangerous than listening to car radios. Furthermore, they argued that increased productivity and their necessity in emergencies outweigh the safety factor. [32]
11 February 1876: Elisha Gray invents a liquid transmitter for use with a telephone, but he did not make one. 14 February 1876 about 9:30 am: Gray or his lawyer brings Gray's patent caveat for the telephone to the Washington, D.C. Patent Office (a caveat was a notice of intention to file a patent application.
A party line (multiparty line, shared service line, party wire) is a local loop telephone circuit that is shared by multiple telephone service subscribers. [1][2][3] Party line systems were widely used to provide telephone service, starting with the first commercial switchboards in 1878. [4] A majority of Bell System subscribers in the mid-20th ...
The modern telephone is the result of the work of many people. [10] Alexander Graham Bell was, however, the first to patent the telephone, as an "apparatus for transmitting vocal or other sounds telegraphically". Bell has most often been credited as the inventor of the first practical telephone. Johann Philipp Reis coined the term "telephon". [11]