2669154

Information

• Patent Grant
• 2669154

• References
• Source

• Patent Number

  2,669,154

• Date Filed

  Not available

• Date Issued

  Tuesday, February 16, 1954
  70 years ago

• CPC

  • G01G23/34 - combined with price indicators

• US Classifications

  • 359 - Optical: systems and elements
  • 235 - Registers