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| Name | Who Invented the Pencil Sharpener? |
| Video Uploader | Video From Today I Found Out |
| Upload Date | This Video Uploaded At 13-06-2019 19:29:31 |
| Video Discription | Check my other channel Highlight History: https://www.youtube.com/channel/UCnb-VTwBHEV3gtiB9di9DZQ If you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've got a variety of perks for our Patrons, including Simon's voice on your GPS and the ever requested Simon Whistler whistling package: https://www.patreon.com/TodayIFoundOut →Some of our favorites: https://www.youtube.com/playlist?list=PLR0XuDegDqP10d4vrztQ0fVzNnTiQBEAA →Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 Follow Simon on social media: https://twitter.com/SimonWhistler https://www.instagram.com/simonwhistler/ Never run out of things to say at the water cooler with TodayIFoundOut! Brand new videos 7 days a week! More from TodayIFoundOut: Who Invented the Taser? https://youtu.be/Wbppcmru8eA Who Invented Parkour? https://youtu.be/yY8Tcx_MrQQ In this video: For years, the knife was the most commonly used tool to sharpen the wooden writing instrument known as a pencil (which historians believe was invented in the 15th or 16th century). But whittling the wood away to eventually produce a point was a time-consuming, tedious, and inexact process. As pencils became more ubiquitous in everyday life, it became apparent that a faster and more efficient way was needed to sharpen them. Luckily, two Frenchmen were up to the challenge. Want the text version?: http://www.todayifoundout.com/index.php/2015/01/invention-pencil-sharpener/ Sources: http://www.swinglineblog.com/05/history-pencil-sharpeners-2/ http://en.wikipedia.org/wiki/Jacques-Eug%C3%A8ne_Armengaud https://www.google.com/patents/US12722?dq=No.+12,722&hl=en&sa=X&ei=Hj7IVKipBYaqgwSw5YCQDg&ved=0CCQQ6AEwAQ https://www.google.com/patents/US594114?dq=pencil+sharpener&hl=en&sa=X&ei=5C9lVJr0MMeKsQT47YCQDQ&ved=0CFAQ6AEwBw http://www.officemuseum.com/sharpener_small.htm http://www.officemuseum.com/electric_sharpener_gallery.htm http://www.biography.com/people/john-lee-love-21341825 http://en.wikipedia.org/wiki/Pencil_sharpener http://branfordhouseantiques.com/cgi-bin/p/awtp-product-category.cgi?d=branford-house-antiques&pc=13541 http://en.wikipedia.org/wiki/Le_Constitutionnel https://books.google.com/books?id=CwsAAAAAMAAJ&pg=PA185&lpg=PA185&dq=Styloxynon+Cooper+and+Eckstein&source=bl&ots=rCer5eDquE&sig=bEXZifeya9YiiMC25wyx8WG-Alg&hl=en&sa=X&ei=-wXIVKffMsXksASKsoCICw&ved=0CCAQ6AEwAA#v=onepage&q=Styloxynon%20Cooper%20and%20Eckstein&f=false http://en.wikipedia.org/wiki/Joseph_Clinton_Robertson#The_Mechanics.27_Magazine https://www.ncetm.org.uk/resources/42193 xwmqRPivgrI |
| Category | Education |
| Tags | today i found out | tifovidz12 | tifo | awesome | facts | didn't know | Who Invented the Pencil Sharpener? | the history of pencil sharpener | Pencil sharpener | taille crayon | Bernard Lassimone | Pencil Sharpener facts | Pencil Sharpener origin | the invention of pencil sharpener |
