2330491

Information

• Patent Grant
• 2330491

• References
• Source

• Patent Number

  2,330,491

• Date Filed

  Not available

• Date Issued

  Tuesday, September 28, 1943
  81 years ago

• CPC

  • B41F13/21 - Bearer rings
  • F16N7/12 - with feed by capillary action
  • B41P2213/46 - Lubrication

• US Classifications

  • 184 - Lubrication
  • 101 - Printing