2790019

Information

• Patent Grant
• 2790019

• References
• Source

• Patent Number

  2,790,019

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1957
  67 years ago

• CPC

  • C03B37/092 - Direct-resistance heating
  • C03B5/265 - Overflows; Lips; Tweels
  • C03B7/098 - electric

• US Classifications

  • 373 - Industrial electric heating furnaces
  • 065 - Glass manufacturing
  • 266 - Metallurgical apparatus
  • 425 - Plastic article or earthenware shaping or treating: apparatus