533997

Information

• Patent Grant
• 533997

• References
• Source

• Patent Number

  533,997

• Date Filed

  Not available

• Date Issued

  Tuesday, February 12, 1895
  129 years ago

• CPC

  • B23B5/38 - for turning conical surfaces inside or outside
  • Y10T74/19316 - Progressive
  • Y10T82/158 - Gear controlled
  • Y10T82/2547 - Change gears
  • Y10T82/2549 - Feedscrews and rods

• US Classifications

  • 082 - Turning
  • 074 - Machine element or mechanism