133424

Information

• Patent Grant
• 133424

• References
• Source

• Patent Number

  133,424

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1872
  152 years ago

• CPC

  • B21F35/00 - Making springs from wire
  • Y10T29/49607 - Spring-head clip making

• US Classifications

  • 029 - Metal working