2669811

Information

• Patent Grant
• 2669811

• References
• Source

• Patent Number

  2,669,811

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1954
  70 years ago

• CPC

  • H01C17/245 - by mechanical means
  • B23G1/32 - by milling
  • B24B19/024 - on electrical resistances
  • H01C17/24 - by removing or adding resistive material
  • Y10T74/19879 - Geneva
  • Y10T409/300448 - with means to advance work or product

• US Classifications

  • 451 - Abrading
  • 074 - Machine element or mechanism
  • 221 - Article dispensing
  • 409 - Gear cutting, milling, or planing