3689616

Information

• Patent Grant
• 3689616

• References
• Source

• Patent Number

  3,689,616

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1972
  52 years ago

• CPC

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

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes