2496936

Information

• Patent Grant
• 2496936

• References
• Source

• Patent Number

  2,496,936

• Date Filed

  Not available

• Date Issued

  Tuesday, February 7, 1950
  75 years ago

• CPC

  • B44B3/02 - wherein plane surfaces are worked
  • B44B2700/023 - for engraving parallel lines of flat surfaces

• US Classifications

  • 033 - Geometrical instruments
  • 318 - Electricity: motive power systems