1973150

Information

• Patent Grant
• 1973150

• References
• Source

• Patent Number

  1,973,150

• Date Filed

  Not available

• Date Issued

  Tuesday, September 11, 1934
  90 years ago

• CPC

  • B24B33/02 - designed for working internal surfaces of revolution
  • Y10S451/901 - Super finish

• US Classifications

  • 451 - Abrading