1949877

Information

• Patent Grant
• 1949877

• References
• Source

• Patent Number

  1,949,877

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1934
  90 years ago

• CPC

  • E06B7/04 - with ventilation wings
  • C03B7/01 - Means for taking-off charges of molten glass

• US Classifications

  • 454 - Ventilation