1986493

Information

• Patent Grant
• 1986493

• References
• Source

• Patent Number

  1,986,493

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1935
  90 years ago

• CPC

  • B25B27/064 - fluid driven
  • B25B27/04 - inserting or withdrawing keys
  • Y10T29/53822 - Machine key and another member
  • Y10T29/5383 - having fluid operator

• US Classifications

  • 059 - Chain, staple, and horseshoe making
  • 029 - Metal working