Le pré aux clercs was created in 1832.
PR School was created in 2007.
Lexis PR was created in 1992.
Xinhua PR Newswire was created in 2002.
Grayling - PR firm - was created in 1981.
PR Girls was created on 1998-10-17.
PR-e-Sense was created in 2006.
shèngdàn kuàilè Pr... Sheng - Dan - Quai - le
América Foot-Ball Club - PR - was created on 1914-05-24.
Use T-Code ME21N.
No he did not, "his" Twitter was created by his PR people.
AUX port
There's no difference. The page rank is a algorithm created by google. If you check your PR in site like http://www.pageranke.com, you can learn your therorical PR. But keep in mind that this a theorical PR because the real PR is only known by Google. But you have other kinds of ranking, like "Alexa rank" or "compete rank"...