3721543

Information

• Patent Grant
• 3721543

• References
• Source

• Patent Number

  3,721,543

• Date Filed

  Not available

• Date Issued

  Tuesday, March 20, 1973
  51 years ago

• CPC

  • C03B18/12 - Making multi-layer, coloured or armoured glass

• US Classifications

  • 065 - Glass manufacturing