3774346

Information

• Patent Grant
• 3774346

• References
• Source

• Patent Number

  3,774,346

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1973
  51 years ago

• CPC

  • B24B19/09 - for grinding trochoidal surfaces
  • B24B33/02 - designed for working internal surfaces of revolution
  • Y10S451/919 - Wankel

• US Classifications

  • 451 - Abrading