990560

Information

• Patent Grant
• 990560

• References
• Source

• Patent Number

  990,560

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1911
  113 years ago

• CPC

  • B43K13/005 - for extracting nibs
  • Y10T29/53474 - Means to insert or extract pen point
  • Y10T29/53896 - having lever operator

• US Classifications

  • 029 - Metal working