2818568

Information

• Patent Grant
• 2818568

• References
• Source

• Patent Number

  2,818,568

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1958
  66 years ago

• CPC

  • B27F7/23 - with rotary drive
  • Y10T29/49833 - Punching, piercing or reaming part by surface of second part
  • Y10T29/49837 - of first part

• US Classifications

  • 227 - Elongated-member-driving apparatus
  • 029 - Metal working