2151246

Information

• Patent Grant
• 2151246

• References
• Source

• Patent Number

  2,151,246

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1939
  85 years ago

• CPC

  • B21K5/10 - Forming drill-bit shanks

• US Classifications

  • 076 - Metal tools and implements, making