2975356

Information

• Patent Grant
• 2975356

• References
• Source

• Patent Number

  2,975,356

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1961
  63 years ago

• CPC

  • G05F1/42 - discharge tubes only

• US Classifications

  • 323 - Electricity: power supply or regulation systems