1248406

Information

• Patent Grant
• 1248406

• References
• Source

• Patent Number

  1,248,406

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1917
  107 years ago

• CPC

  • B43L9/02 - Compasses
  • B43L9/22 - Leg-angle adjusting-means separate from pivots
  • B43L9/24 - Means for mounting points or writing appliances on legs

• US Classifications

  • 033 - Geometrical instruments