3574817

Information

• Patent Grant
• 3574817

• References
• Source

• Patent Number

  3,574,817

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1971
  53 years ago

• CPC

  • B28B21/74 - Producing pipe bends, sockets, sleeves Moulds therefor
  • B28B3/021 - Ram heads of special form
  • B28B21/10 - using compacting means
  • B28B21/90 - Methods or apparatus for demoulding or discharging after shaping

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes