2812398

Information

• Patent Grant
• 2812398

• References
• Source

• Patent Number

  2,812,398

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1957
  67 years ago

• CPC

  • B64D45/00 - Aircraft indicators or protectors not otherwise provided for
  • B64D2700/62298 - Weight and center of gravity indicators

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 073 - Measuring and testing