464612

Information

• Patent Grant
• 464612

• References
• Source

• Patent Number

  464,612

• Date Filed

  Not available

• Date Issued

  Tuesday, December 8, 1891
  133 years ago

• CPC

  • E21B19/083 - Cam, rack or like feed mechanisms
  • Y10T74/1616 - Cyclical displacement responsive to the alternating-motion
  • Y10T74/1828 - Cam, lever, and slide

• US Classifications

  • 074 - Machine element or mechanism