3422548

Information

• Patent Grant
• 3422548

• References
• Source

• Patent Number

  3,422,548

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1969
  55 years ago

• CPC

  • F41G1/54 - Devices for testing or checking; Tools for adjustment of sights
  • F41G3/2616 - using a light emitting device
  • G01S3/787 - using rotating reticles producing a direction-dependant modulation characteristic

• US Classifications

  • 434 - Education and demonstration
  • 250 - Radiant energy