2865078

Information

• Patent Grant
• 2865078

• References
• Source

• Patent Number

  2,865,078

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1958
  65 years ago

• CPC

  • B28B21/18 - using expansible or retractable mould or core elements
  • B28B21/60 - prestressed reinforcements
  • B28B21/74 - Producing pipe bends, sockets, sleeves Moulds therefor
  • Y10S425/019 - Flexible fluid pressure
  • Y10S425/044 - Rubber mold

• US Classifications

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