2590173

Information

• Patent Grant
• 2590173

• References
• Source

• Patent Number

  2,590,173

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1952
  72 years ago

• CPC

  • C03B21/06 - by flashing-off, burning-off or fusing
  • C03B23/207 - Uniting glass rods, glass tubes, or hollow glassware
  • C03B29/00 - Reheating glass products for softening or fusing their surfaces Fire-polishing Fusing of margins

• US Classifications

  • 065 - Glass manufacturing
  • 219 - Electric heating