3850557

Information

• Patent Grant
• 3850557

• References
• Source

• Patent Number

  3,850,557

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • B22F5/10 - of articles with cavities or holes, not otherwise provided for in the preceding subgroups
  • B22F3/06 - by centrifugal forces

• US Classifications

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