2679622

Information

• Patent Grant
• 2679622

• References
• Source

• Patent Number

  2,679,622

• Date Filed

  Not available

• Date Issued

  Tuesday, May 25, 1954
  70 years ago

• CPC

  • B23Q35/124 - varying resistance
  • Y10T409/30084 - with regulation of operation by templet, card, or other replaceable information supply

• US Classifications

  • 318 - Electricity: motive power systems
  • 324 - Electricity: measuring and testing
  • 346 - Recorders
  • 409 - Gear cutting, milling, or planing