2992455

Information

• Patent Grant
• 2992455

• References
• Source

• Patent Number

  2,992,455

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1961
  63 years ago

• CPC

  • B29C45/7207 - of the moulded articles
  • B29C45/263 - with mould wall parts provided with fine grooves or impressions
  • B29C45/32 - having several axially spaced mould cavities
  • B29C2045/2651 - using a plurality of mould cavities
  • B29L2017/003 - Records or discs
  • Y10S425/051 - Sprue removal
  • Y10S425/229 - Injection mold runner valve
  • Y10S425/81 - Sound record

• US Classifications

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