Rubber erasers have become common with the…
March 1858 CE
Rubber erasers have become common with the advent of vulcanized rubber.
Hymen Lipman of Philadelphia, USA, receives the first patent for attaching an eraser to the end of a pencil on March 30, 1858. (It will later be invalidated, because it will be determined to be simply a composite of two devices rather than an entirely new product.)