1578500

Information

• Patent Grant
• 1578500

• References
• Source

• Patent Number

  1,578,500

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1926
  99 years ago

• CPC

  • B21J9/06 - Swaging presses Upsetting presses
  • B21K11/10 - axes picks

• US Classifications

  • 076 - Metal tools and implements, making