chadless keypunch การใช้

• It suggests the origin came from a machine called the Chadless keypunch that cut holes in a paper card.
• It was clear that if the Chadless keypunch didn't make them, then the stuff that other keypunches made had to be chad ."
• It was " clear " that if the Chadless keypunch didn't make them, then the stuff that other keypunches made had to be ` chad .'
• As for its roots, the Hacker's Dictionary opines that the word comes from the Chadless keypunch ( named for an inventor whose full name I could not find ).
• Some believe the work derives from the Chadless keypunch, named for its inventor, which cut little u-shaped tabs in the card to make a hole when the tab folded back, rather than punching out a circle / rectangle.
• The story, posted last week on CNN's Web site, cnn . com, claims that chad is derived from the Chadless keypunch, a machine designed by one Mr . ( or Ms . ) Chadless that produced no messy scraps.
• According to a story making the rounds on the Internet, the word " chad " is in honor of a man named Chadless who invented the Chadless Keypunch, a machine that would separate and collect those little rectangles of paper instead of simply spitting them onto the floor.