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2. Name tag - Wikipedia

   en.wikipedia.org/wiki/Name_tag

   Permanent name tags are usually made of lightweight metal or plastic and may be known as name badges. Name tags may be attached to garments with adhesive or worn with the assistance of a magnet, pin or velcro. Plastic or metal name tags can be attached to various backings used to attach to the clothing of the wearer. There are many types of ...

3. Forrest Parry - Wikipedia

   en.wikipedia.org/wiki/Forrest_Parry

   Forrest Corry Parry (July 4, 1921 – December 31, 2005) was an American IBM engineer who invented the magnetic stripe card used for credit cards and identification badges. [ 1 ] [ 2 ] Early life

4. Magnetic ink character recognition - Wikipedia

   en.wikipedia.org/wiki/Magnetic_ink_character...

   MICR characters are printed on documents in one of the two MICR fonts, using magnetizable (commonly known as magnetic) ink or toner, usually containing iron oxide. In scanning, the document is passed through a MICR reader, which performs two functions: magnetization of the ink, and detection of the characters.

5. Radio-frequency identification - Wikipedia

   en.wikipedia.org/wiki/Radio-frequency_identification

   An example was the custom-designed temporary research application, "eXspot", at the Exploratorium, a science museum in San Francisco, California. A visitor entering the museum received an RF tag that could be carried as a card. The eXspot system enabled the visitor to receive information about specific exhibits.

6. Digital card - Wikipedia

   en.wikipedia.org/wiki/Digital_card

   A magnetic stripe card is a type of card capable of storing data by storing it on magnetic material attached to a plastic card. A computer device can update the card's content. The magnetic stripe is read by swiping it past a magnetic reading head. Magnetic stripe cards are commonly used in credit cards, identity cards, and

7. Pin-back button - Wikipedia

   en.wikipedia.org/wiki/Pin-back_button

   A pin-back button or pinback button, pin button, button badge, or simply pin-back or badge, is a button or badge that can be temporarily fastened to the surface of a garment using a safety pin, or a pin formed from wire, a clutch or other mechanism. This fastening mechanism is anchored to the back side of a button-shaped metal disk, either flat ...