3462855

Information

• Patent Grant
• 3462855

• References
• Source

• Patent Number

  3,462,855

• Date Filed

  Not available

• Date Issued

  Tuesday, August 26, 1969
  55 years ago

• CPC

  • G09B19/26 - Dot-and dash telegraphic codes
  • G09B5/04 - with audible presentation of the material to be studied

• US Classifications

  • 434 - Education and demonstration
  • 108 - Horizontally supported planar surfaces
  • 312 - Supports: cabinet structure
  • D06 - Furnishings