3557458

Information

• Patent Grant
• 3557458

• References
• Source

• Patent Number

  3,557,458

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1971
  53 years ago

• CPC

  • G01C1/02 - Theodolites
  • G01C1/06 - Arrangements for reading scales

• US Classifications

  • 033 - Geometrical instruments