1542582

Information

• Patent Grant
• 1542582

• References
• Source

• Patent Number

  1,542,582

• Date Filed

  Not available

• Date Issued

  Tuesday, June 16, 1925
  99 years ago

• CPC

  • B43L11/00 - Non-circular-curve-drawing instruments
  • B43L5/002 - with pivoting drawing surface
  • Y10T29/49996 - Successive distinct removal operations

• US Classifications

  • 033 - Geometrical instruments
  • 029 - Metal working