3904725

Information

• Patent Grant
• 3904725

• References
• Source

• Patent Number

  3,904,725

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1975
  49 years ago

• CPC

  • B29C47/8875 - by applying pressurised gas to the surface of the flat article
  • B29C47/8845 - cooling drums
  • B29C47/0021 - Flat flexible articles
  • Y10S264/45 - Molding using an electrical force

• US Classifications

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