3504575

Information

• Patent Grant
• 3504575

• References
• Source

• Patent Number

  3,504,575

• Date Filed

  Not available

• Date Issued

  Tuesday, April 7, 1970
  54 years ago

• CPC

  • B23B51/06 - Drills with lubricating or cooling equipment
  • B21K5/04 - twisting-tools
  • B23P15/32 - twist-drills

• US Classifications

  • 076 - Metal tools and implements, making
  • 072 - Metal deforming