3300863

Information

• Patent Grant
• 3300863

• References
• Source

• Patent Number

  3,300,863

• Date Filed

  Not available

• Date Issued

  Tuesday, January 31, 1967
  58 years ago

• CPC

  • B43L13/143 - mounted on parallel-motion drawing appliances

• US Classifications

  • 033 - Geometrical instruments