1273484

Information

• Patent Grant
• 1273484

• References
• Source

• Patent Number

  1,273,484

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1918
  106 years ago

• CPC

  • B25B27/04 - inserting or withdrawing keys
  • Y10T29/53822 - Machine key and another member

• US Classifications

  • 029 - Metal working
  • 254 - Implements or apparatus for applying pushing or pulling force