1467517

Information

• Patent Grant
• 1467517

• References
• Source

• Patent Number

  1,467,517

• Date Filed

  Not available

• Date Issued

  Tuesday, September 11, 1923
  101 years ago

• CPC

  • B24B13/02 - by means of tools with abrading surfaces corresponding in shape with the lenses to be made
  • Y10S29/089 - Gas entrained liquid supply
  • Y10S29/102 - Debris chute
  • Y10T16/1943 - Swinging

• US Classifications

  • 451 - Abrading
  • 016 - Miscellaneous hardware
  • 029 - Metal working