On January 24, 1871 Charles Goodyear, Jr. patented the Goodyear Welt, a machine for sewing boots and shoes. Welted shoes have more strength, durability and…
History – On January 20, 1857, William Kelly patented the blast furnace for manufacturing steel. The same basic process was discovered independently by Henry Bessemer…
On January 19, 1878, Thomas Edison patented speaking telegraph (or telephone) in Italy. Although Bell invented telephone first, Edison’s invention of the carbon-button transmitter proved…
On January 18, 1902, Nikola Tesla patented a magnifying transmitter for wireless transmission of electrical energy. In his autobiography, Tesla stated that “. . .…
