3401939

Information

• Patent Grant
• 3401939

• References
• Source

• Patent Number

  3,401,939

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1968
  56 years ago

• CPC

  • F41J5/044 - Targets having two or more electrically-conductive layers for short- circuiting by penetrating projectiles
  • Y10S273/12 - Propylene

• US Classifications

  • 273 - Amusement devices: games
  • 340 - Communications: electrical