He wanted to improve the telegraph, but he invented his phone in the 19th century. 20th century improvements were made by many other people.
Insoles
It was invented in the 20th century
The internet was invented in the 20th century, specifically in the late 1960s with the development of ARPANET, the precursor to the modern internet.
The phone number of the 20Th Century Technology Museum is: 979-282-8810.
20th
in da 20th century.
20th century
William Hoover invented the vacuum cleaner in the early 20th century.
The touch screen wasn't invented in the 21st century, it was invented in 1971, which is the 20th century.
your face it invented got it
YES, GLIDERS WERE INVENTED IN THE EIGHTEENTH CENTURY AND THE AIRCRAFTS WERE INVENTED IN EARLY OF 20TH CENTURY I.E. 1903.