3178637

Information

• Patent Grant
• 3178637

• References
• Source

• Patent Number

  3,178,637

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1965
  59 years ago

• CPC

  • H01K3/305 - Testing of incandescent lamps

• US Classifications

  • 324 - Electricity: measuring and testing
  • 209 - Classifying, separating, and assorting solids