3890716

Information

• Patent Grant
• 3890716

• References
• Source

• Patent Number

  3,890,716

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1975
  49 years ago

• CPC

  • G01D13/10 - with adjustable scales with auxiliary scales

• US Classifications

  • 033 - Geometrical instruments
  • 116 - Signals and indicators