2235576

Information

• Patent Grant
• 2235576

• References
• Source

• Patent Number

  2,235,576

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1941
  83 years ago

• CPC

  • H03B7/10 - active element being gas-discharge or arc-discharge tube

• US Classifications

  • 455 - Telecommunications