2135609

Information

• Patent Grant
• 2135609

• References
• Source

• Patent Number

  2,135,609

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1938
  86 years ago

• CPC

  • H04B3/26 - Improving frequency characteristic by the use of loading coils

• US Classifications

  • 178 - Telegraphy