2435000

Information

• Patent Grant
• 2435000

• References
• Source

• Patent Number

  2,435,000

• Date Filed

  Not available

• Date Issued

  Tuesday, January 27, 1948
  76 years ago

• CPC

  • B61L5/1818 - using mobile coloured screen

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets