1893047

Information

• Patent Grant
• 1893047

• References
• Source

• Patent Number

  1,893,047

• Date Filed

  Not available

• Date Issued

  Tuesday, January 3, 1933
  92 years ago

• CPC

  • C04B2/104 - Ingredients added before or during the burning process

• US Classifications

  • 423 - Chemistry of inorganic compounds