3339879

Information

• Patent Grant
• 3339879

• References
• Source

• Patent Number

  3,339,879

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1967
  57 years ago

• CPC

  • B28B7/16 - Moulds for making shaped articles with cavities or holes open to the surface
  • B28B7/0023 - using vacuum
  • B28B7/28 - Cores Mandrels
  • Y10S425/044 - Rubber mold

• US Classifications

  • 249 - Static molds
  • 425 - Plastic article or earthenware shaping or treating: apparatus