25 DAYS OF INVENTORS: THE PENCIL WITH A RUBBER & FRUITY TOPS
The first pencil with a rubber The patent filed by Hymen Lipman of Philadelphia, PA was granted on March 30th 1858. An interesting feature of this design was that…
25 DAYS OF INVENTORS: ELECTRIC BLANKET & THE ICE BLANKET
The Electric Blanket 1912: Dr. Sidney I. Russell invented the first ever electric blanket in 1912. Russell intended for the electric blanket as an easier way to keep patients warm…
