3490390

Information

• Patent Grant
• 3490390

• References
• Source

• Patent Number

  3,490,390

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1970
  55 years ago

• CPC

  • B30B11/208 - Roller constructions; Mounting of the rollers
  • B30B11/201 - for extruding material

• US Classifications

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