1458546

Information

• Patent Grant
• 1458546

• References
• Source

• Patent Number

  1,458,546

• Date Filed

  Not available

• Date Issued

  Tuesday, June 12, 1923
  101 years ago

• CPC

  • B23P15/005 - keys
  • Y10T29/442 - of key article

• US Classifications

  • 029 - Metal working