1578790

Information

• Patent Grant
• 1578790

• References
• Source

• Patent Number

  1,578,790

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1926
  98 years ago

• CPC

  • B21K11/02 - knives

• US Classifications

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