3614822

Information

• Patent Grant
• 3614822

• References
• Source

• Patent Number

  3,614,822

• Date Filed

  Not available

• Date Issued

  Tuesday, October 26, 1971
  53 years ago

• CPC

  • C25D1/08 - Perforated or foraminous objects
  • H01J19/00 - Details of vacuum tubes of the types covered by group H01J21/00
  • H01J2893/0024 - Planar grids
  • Y10T29/49604 - Filter

• US Classifications

  • 216 - Etching a substrate: processes
  • 029 - Metal working
  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions