3820786

Information

• Patent Grant
• 3820786

• References
• Source

• Patent Number

  3,820,786

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • A63F3/0005 - Golf or putting board games
  • C09B27/06 - Tartrazines
  • A63B2071/0691 - Maps
  • A63B2102/32 - Golf
  • A63B2220/13 - Relative positions
  • A63B2220/20 - Distances or displacements
  • A63F2003/00299 - designed as a book

• US Classifications

  • 473 - Games using tangible projectile
  • 033 - Geometrical instruments
  • 434 - Education and demonstration