3406022

Information

• Patent Grant
• 3406022

• References
• Source

• Patent Number

  3,406,022

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1968
  56 years ago

• CPC

  • C03B27/052 - for flat or bent glass sheets being in a vertical position
  • C03B27/012 - by heat treatment
  • C03B29/10 - being in a vertical position

• US Classifications

  • 065 - Glass manufacturing