Mauser. The C-96, better known as the "Broomhandle" Mauser. There were earlier pistols, but with limited sales.
Samuel Colt invented the first, practical repeating pistol.
The first commercially sucessful pistol was the Borchardt C-93. Designed in 1893 and became available in 1894. It is said to be the fore runner to the Luger P-08 as it was studied by the Luger's designer, Georg Luger.
Christopher Sholes developed the first practical typewriter in 1868.
The Colt M1911, a semiautomatic pistol invented by John Browning, was first made in 1910, and subsequently adopted into service with the United States Army in 1911.
I believe the very first was the Borchardt C93, introduced in 1894. The most commonly known early semi-auto was the Mauser "broomhandle" introduce in 1896 or the Browing M1900, introduced in 1898.
In 1884, American-born inventor, Sir Hiram Stevens Maxim, developed the first semiautomatic rifle, when he modified a Winchester rifle so the power of the recoil would eject the spent cartridge and load the next round.
ARPANET, developed by ARPA (Advanced Research Projects Agency) in late 1969, was the first successful, practical use of a network.
Developed after the first world war in Germany.
The .22 Short, was developed for Smith and Wesson's first revolver , in 1857.
The first practical automobile was invented by Karl Benz in Germany 1885.
Bulldogs were bred first as they had a practical purpose. Pugs were developed later as companions.
Mercedes Benz. The first practical automobile was invented by Karl Benz in Germany 1885.