2425913

Information

• Patent Grant
• 2425913

• References
• Source

• Patent Number

  2,425,913

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1947
  77 years ago

• CPC

  • B21D11/085 - by locally stretching or upsetting

• US Classifications

  • 072 - Metal deforming