2960771

Information

• Patent Grant
• 2960771

• References
• Source

• Patent Number

  2,960,771

• Date Filed

  Not available

• Date Issued

  Tuesday, November 22, 1960
  64 years ago

• CPC

  • B43L13/001 - Mathematical drawing instruments
  • G01C11/28 - Special adaptation for recording picture point data

• US Classifications

  • 033 - Geometrical instruments