3144320

Information

• Patent Grant
• 3144320

• References
• Source

• Patent Number

  3,144,320

• Date Filed

  Not available

• Date Issued

  Tuesday, August 11, 1964
  60 years ago

• CPC

  • C03B29/00 - Reheating glass products for softening or fusing their surfaces Fire-polishing Fusing of margins
  • C03B23/18 - Re-forming and sealing ampoules
  • H01J9/38 - Exhausting, degassing, filling, or cleaning vessels
  • H01J9/40 - Closing vessels

• US Classifications

  • 065 - Glass manufacturing