3894735

Information

• Patent Grant
• 3894735

• References
• Source

• Patent Number

  3,894,735

• Date Filed

  Not available

• Date Issued

  Tuesday, July 15, 1975
  49 years ago

• CPC

  • A63D15/16 - Chalk holders

• US Classifications

  • 473 - Games using tangible projectile
  • 200 - Electricity: circuit makers and breakers