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Your search returned 29 patents.
( 235/431 in Current US Classification ) |
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| Patent ID | Title | Date Filed |
| 4319131 | Score record processing system
| October 20, 1980 |
| 4268744 | Score processing system for use with ID cards
| December 5, 1979 |
| 4236446 | Check-digit printing means
| December 19, 1978 |
| 4204637 | Ticket and reading device
| March 23, 1978 |
| 4175694 | Method and apparatus for processing documents
| January 18, 1978 |
| 4156911 | Dynamic re-creation of signatures
| November 18, 1975 |
| 4136819 | Card processing apparatus
| September 27, 1976 |
| 4114032 | Documents having fibers which are coated with a magnetic or magnetizable material embedded therein and an apparatus for checking the authenticity of the documents
| January 9, 1976 |
| 4088877 | Sequence checking device
| October 8, 1976 |
| 4087858 | Accounting and cash-transfer system for filling stations having metered pumps
| December 13, 1976 |
| 4085670 | Check digit numbering mechanisms
| July 1, 1976 |
| 4075461 | UPC symbol decoding system
| May 3, 1976 |
| 4071741 | Card validator
| March 26, 1976 |
| 4071740 | Mobile automated shopping system
| May 26, 1976 |
| 4064389 | System and method for authenticating an electronically transmitted document
| June 23, 1976 |
| 4035614 | Card validating apparatus
| March 25, 1976 |
| 4033588 | Automatic keno game
| June 16, 1975 |
| 4027141 | Apparatus for encoding a magnetic label
| September 8, 1975 |
| 4025760 | Security means for transaction terminal system
| August 14, 1975 |
| 4004134 | Off-line magnetic card reader system operable as though normally on line
| June 17, 1975 |
| 3996449 | Operating system authenticator
| August 25, 1975 |
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