3890421

Information

• Patent Grant
• 3890421

• References
• Source

• Patent Number

  3,890,421

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1975
  49 years ago

• CPC

  • B29C55/165 - Apparatus therefor
  • Y10S264/73 - Processes of stretching
  • Y10S425/053 - Stretch

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 026 - Textiles: cloth finishing
  • 226 - Advancing material of indeterminate length
  • 425 - Plastic article or earthenware shaping or treating: apparatus