3193818

Information

• Patent Grant
• 3193818

• References
• Source

• Patent Number

  3,193,818

• Date Filed

  Not available

• Date Issued

  Tuesday, July 6, 1965
  60 years ago

• CPC

  • F41J5/16 - Manually evaluating scores
  • F41J5/04 - Electric hit-indicating systems Detecting hits by actuation of electric contacts or switches

• US Classifications

  • 340 - Communications: electrical
  • 345 - Computer graphics processing and selective visual display systems