3742451

Information

• Patent Grant
• 3742451

• References
• Source

• Patent Number

  3,742,451

• Date Filed

  Not available

• Date Issued

  Tuesday, June 26, 1973
  51 years ago

• CPC

  • G07F7/08 - by coded identity card or credit card or other personal identification means
  • G06Q20/206 - comprising security or user identification provision
  • G06Q20/403 - Solvency checks
  • G06Q40/02 - Banking
  • G07C9/00087 - electronically
  • G07G1/10 - mechanically operated

• US Classifications

  • 705 - Data processing: financial, business practice, management, or cost/price determination
  • 340 - Communications: electrical
  • 360 - Dynamic magnetic information storage or retrieval
  • 367 - Communications, electrical: acoustic wave systems and devices
  • 369 - Dynamic information storage or retrieval
  • 704 - Data processing: speech signal processing, linguistics, language translation, and audio compression/decompression
  • 713 - Electrical computers and digital processing systems: support