1183855

Information

• Patent Grant
• 1183855

• References
• Source

• Patent Number

  1,183,855

• Date Filed

  Not available

• Date Issued

  Tuesday, May 23, 1916
  109 years ago

• CPC

  • B23C3/05 - Finishing valves or valve seats
  • Y10T82/29 - Attachment for cutting a valve
  • Y10T137/4273 - Mechanical cleaning
  • Y10T137/4287 - Concentric stem
  • Y10T409/306216 - Randomly manipulated, work supported, or work following device

• US Classifications

  • 082 - Turning
  • 137 - Fluid handling
  • 409 - Gear cutting, milling, or planing
  • 451 - Abrading