3643324

Information

• Patent Grant
• 3643324

• References
• Source

• Patent Number

  3,643,324

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  53 years ago

• CPC

  • B23D37/06 - for broaching outer surfaces
  • Y10T29/49996 - Successive distinct removal operations
  • Y10T29/5147 - including composite tool

• US Classifications

  • 029 - Metal working