3408227

Information

• Patent Grant
• 3408227

• References
• Source

• Patent Number

  3,408,227

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1968
  56 years ago

• CPC

  • H01J29/34 - provided with permanent marks or references
  • Y10T428/27 - Web or sheet containing structurally defined element or component, the element or component having a specified weight per unit area [e.g., gms/sq cm, lbs/sq ft, etc.]

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 065 - Glass manufacturing
  • 428 - Stock material or miscellaneous articles