1986661

Information

• Patent Grant
• 1986661

• References
• Source

• Patent Number

  1,986,661

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1935
  89 years ago

• CPC

  • B43L9/22 - Leg-angle adjusting-means separate from pivots

• US Classifications

  • 033 - Geometrical instruments