1454052

Information

• Patent Grant
• 1454052

• References
• Source

• Patent Number

  1,454,052

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1923
  102 years ago

• CPC

  • C11C5/021 - by compressing solid materials in a mould without heating

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus