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2. Radio-frequency identification - Wikipedia

   en.wikipedia.org/wiki/Radio-frequency_identification

   Tags may either be read-only, having a factory-assigned serial number that is used as a key into a database, or may be read/write, where object-specific data can be written into the tag by the system user. Field programmable tags may be write-once, read-multiple; "blank" tags may be written with an electronic product code by the user.

3. Hallmark Cards - Wikipedia

   en.wikipedia.org/wiki/Hallmark_Cards

   Hallmark Cards, Inc. Hallmark Cards, Inc. is a privately held, family-owned American company based in Kansas City, Missouri. Founded in 1910 by Joyce Hall, Hallmark is the oldest and largest manufacturer of greeting cards in the United States. [3] In 1985, the company was awarded the National Medal of Arts. [4] In addition to greeting cards ...

4. Charles Walton (inventor) - Wikipedia

   en.wikipedia.org/wiki/Charles_Walton_(inventor)

   Charles Alfred Dodgsons Walton (December 11, 1921 – November 6, 2011 [1] [2]) is best known as the first patent holder for the RFID (radio frequency identification) device. Many individuals contributed to the invention of the RFID, but Walton was awarded ten patents in all for various RFID-related devices, including his key 1973 design for a ...

5. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

6. Keychain - Wikipedia

   en.wikipedia.org/wiki/Keychain

   Keychain. A keychain ( / ˈkitʃeɪn / ⓘ) (also key fob or keyring) is a small ring or chain of metal to which several keys can be attached. The length of a keychain allows an item to be used more easily than if connected directly to a keyring. Some keychains allow one or both ends to rotate, keeping the keychain from becoming twisted, while ...

7. AOL.com - News, Sports, Weather, Entertainment, Local & Lifestyle

   www.aol.com

   AOL latest headlines, entertainment, sports, articles for business, health and world news.