3774227

Information

• Patent Grant
• 3774227

• References
• Source

• Patent Number

  3,774,227

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1973
  51 years ago

• CPC

  • G06Q20/342 - Cards defining paid or billed services or quantities
  • G07F7/025 - by means
  • G07F13/025 - wherein the volume is determined during delivery
  • Y10T70/8054 - With recorder

• US Classifications

  • 346 - Recorders
  • 070 - Locks
  • 222 - Dispensing