Hymen Lipman patents the first pencil with a built-in eraser - March 30th, 1858
March 30, 20239m 42s
Audio is streamed directly from the publisher (podtrac.com) as published in their RSS feed. Play Podcasts does not host this file. Rights-holders can request removal through the copyright & takedown page.
Show Notes
On this day in 1858, Jamaican-born inventor Hymen Lipman registered the first patent for a pencil with a built-in eraser.
See omnystudio.com/listener for privacy information.
Topics
march 30 historytoday in history march 30on this day march 30this day in history march 30march 30 historical eventspatentpencil with eraserhymen lipmanthis day in history classpodcast