1535553

Information

• Patent Grant
• 1535553

• References
• Source

• Patent Number

  1,535,553

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1925
  100 years ago

• CPC

  • B21K11/02 - knives

• US Classifications

  • 072 - Metal deforming
  • 076 - Metal tools and implements, making
  • 470 - Threaded, headed fastener, or washer making: process and apparatus