2638813

Information

• Patent Grant
• 2638813

• References
• Source

• Patent Number

  2,638,813

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1953
  71 years ago

• CPC

  • G01G23/34 - combined with price indicators

• US Classifications

  • 177 - Weighing scales
  • 116 - Signals and indicators
  • 235 - Registers