1550580

Information

• Patent Grant
• 1550580

• References
• Source

• Patent Number

  1,550,580

• Date Filed

  Not available

• Date Issued

  Tuesday, August 18, 1925
  99 years ago

• CPC

  • B21D24/06 - Mechanically spring-loaded blank holders

• US Classifications

  • 072 - Metal deforming