3138974

Information

• Patent Grant
• 3138974

• References
• Source

• Patent Number

  3,138,974

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1964
  60 years ago

• CPC

  • B23B39/205 - Turret head drilling machines
  • Y10T74/1453 - Interlocked rotator and brake
  • Y10T74/1488 - Control means
  • Y10T82/2581 - Indexible [e.g., roll type, etc.]
  • Y10T409/308792 - Indexable

• US Classifications

  • 318 - Electricity: motive power systems
  • 074 - Machine element or mechanism
  • 082 - Turning
  • 409 - Gear cutting, milling, or planing