2460713

Information

• Patent Grant
• 2460713

• References
• Source

• Patent Number

  2,460,713

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1949
  75 years ago

• CPC

  • B43L13/144 - including protractors
  • G06G1/04 - characterised by construction

• US Classifications

  • 033 - Geometrical instruments