2666978

Information

• Patent Grant
• 2666978

• References
• Source

• Patent Number

  2,666,978

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1954
  71 years ago

• CPC

  • B23D67/00 - Filing or rasping machines of devices
  • Y10T29/446 - Reciprocating type

• US Classifications

  • 029 - Metal working
  • 091 - Motors: expansible chamber type
  • 173 - Tool driving or impacting