1885541

Information

• Patent Grant
• 1885541

• References
• Source

• Patent Number

  1,885,541

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1932
  92 years ago

• CPC

  • B43K29/08 - with measuring, computing or indicating devices
  • Y10S40/905 - Pen and pencil

• US Classifications

  • 040 - Card, picture, or sign exhibiting