2636827

Information

• Patent Grant
• 2636827

• References
• Source

• Patent Number

  2,636,827

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1953
  71 years ago

• CPC

  • C04B35/0473 - obtained from fused grains

• US Classifications

  • 501 - Compositions: ceramic