3182687

Information

• Patent Grant
• 3182687

• References
• Source

• Patent Number

  3,182,687

• Date Filed

  Not available

• Date Issued

  Tuesday, May 11, 1965
  59 years ago

• CPC

  • H01J19/00 - Details of vacuum tubes of the types covered by group H01J21/00
  • H01J2893/0024 - Planar grids

• US Classifications

  • 140 - Wireworking