3341704

Information

• Patent Grant
• 3341704

• References
• Source

• Patent Number

  3,341,704

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1967
  57 years ago

• CPC

  • G01N27/002 - by investigating the work function voltage
  • G01N27/005 - by determining the work function in vacuum

• US Classifications

  • 250 - Radiant energy