Who invented the rock tumbler?

Answer Rock tumbling is the process of polishing rocks. Devices to create polished rocks have been used since ancient history. Edward R. Swoboda, of Los Angeles, is credited with creating commercial rock ... Read More »

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Who invented rock n roll music?

Rock 'n roll music was not invented by any one person. A truly American art form, it has roots in the music of the African-American community, especially the Blues and R&B styles, as well as white ... Read More »

Who invented pickleball&what year was it invented?

Pickleball was invented in 1965 by Joel Pritchard and Bill Bell. The court included a badminton net that had been lowered to a height of 36 inches. A plastic ball was used along with paddles that w... Read More »

Who invented invented the vacuum cleaner?

The first upright vacuum cleaner was invented by a janitor in Canton, Ohio- James Spangler in 1907. On June 2, 1908, he received US Patent Number 889,823 for a Carpet Sweeper and Cleaner.

Who invented the bullet train and when was it invented?

Japan's "Bullet Train" was developed by Dr. Hideo Shima (1901 - 1998). Dr. Shima began investigations in 1948 and in 1958 it was decided to go ahead with a new line which followed the Tokaido road... Read More »