1916990

Information

• Patent Grant
• 1916990

• References
• Source

• Patent Number

  1,916,990

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1933
  91 years ago

• CPC

  • B23F23/08 - Index mechanisms
  • Y10T74/19595 - Automatic control
  • Y10T409/308792 - Indexable

• US Classifications

  • 074 - Machine element or mechanism
  • 409 - Gear cutting, milling, or planing