2482820

Information

• Patent Grant
• 2482820

• References
• Source

• Patent Number

  2,482,820

• Date Filed

  Not available

• Date Issued

  Tuesday, September 27, 1949
  75 years ago

• CPC

  • H01H43/308 - based on the change of electrical properties
  • Y10T307/872 - Repetitive make and break

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 236 - Automatic temperature and humidity regulation
  • 361 - Electricity: electrical systems and devices