2593572

Information

• Patent Grant
• 2593572

• References
• Source

• Patent Number

  2,593,572

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1952
  72 years ago

• CPC

  • H04H60/98 - Physical distribution of media
  • H04H60/43 - for identifying broadcast channels

• US Classifications

  • 346 - Recorders
  • 453 - Coin handling