2806390

Information

• Patent Grant
• 2806390

• References
• Source

• Patent Number

  2,806,390

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1957
  67 years ago

• CPC

  • B23Q5/48 - by use of toothed gears
  • Y10T74/19307 - Selective

• US Classifications

  • 074 - Machine element or mechanism