3420647

Information

• Patent Grant
• 3420647

• References
• Source

• Patent Number

  3,420,647

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1969
  56 years ago

• CPC

  • C03B25/12 - of glass sheets
  • C03B18/04 - Changing or regulating the dimensions of the molten glass ribbon

• US Classifications

  • 065 - Glass manufacturing