3663144

Information

• Patent Grant
• 3663144

• References
• Source

• Patent Number

  3,663,144

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1972
  52 years ago

• CPC

  • A21C11/166 - for making toroid-shaped products

• US Classifications

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