3447077

Information

• Patent Grant
• 3447077

• References
• Source

• Patent Number

  3,447,077

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1969
  55 years ago

• CPC

  • G01P3/665 - for projectile velocity measurements
  • F41J5/044 - Targets having two or more electrically-conductive layers for short- circuiting by penetrating projectiles

• US Classifications

  • 324 - Electricity: measuring and testing
  • 073 - Measuring and testing
  • 346 - Recorders