2709874

Information

• Patent Grant
• 2709874

• References
• Source

• Patent Number

  2,709,874

• Date Filed

  Not available

• Date Issued

  Tuesday, June 7, 1955
  69 years ago

• CPC

  • B24B3/485 - for travelling razor blades, in the form of a band or fitted on a transfer means

• US Classifications

  • 451 - Abrading
  • 134 - Cleaning and liquid contact with solids
  • 356 - Optics: measuring and testing