3618889

Information

• Patent Grant
• 3618889

• References
• Source

• Patent Number

  3,618,889

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1971
  53 years ago

• CPC

  • B28B7/02 - Moulds with adjustable parts specially for modifying at will the dimensions or form of the moulded article
  • B28B7/266 - for making oblong objects
  • B28B23/18 - for the production of elongated articles
  • E04C3/294 - of concrete combined with a girder-like structure extending laterally outside the element

• US Classifications

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