2617972

Information

• Patent Grant
• 2617972

• References
• Source

• Patent Number

  2,617,972

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1952
  72 years ago

• CPC

  • G01N27/121 - for determining moisture content
  • E05F15/71 - responsive to temperature changes, rain, wind or noise
  • Y10S200/14 - Rail or leak indicator
  • Y10S428/913 - Material designed to be responsive to temperature, light, moisture

• US Classifications

  • 318 - Electricity: motive power systems
  • 049 - Movable or removable closures
  • 200 - Electricity: circuit makers and breakers
  • 296 - Land vehicles: bodies and tops
  • 338 - Electrical resistors
  • 361 - Electricity: electrical systems and devices
  • 428 - Stock material or miscellaneous articles