3454693

Information

• Patent Grant
• 3454693

• References
• Source

• Patent Number

  3,454,693

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1969
  56 years ago

• CPC

  • B29C67/0011 - for shaping plates or sheets
  • B26F1/40 - using a press
  • B29C47/003 - Articles having cross-sectional irregularities
  • B29C47/0038 - Combined shaping operations
  • B29C47/0066 - Extrusion moulding combined with cutting
  • B29C47/0019 - Flat rigid articles
  • B29C2793/0027 - Cutting off
  • B29C2793/009 - after shaping
  • Y10S425/058 - Undercut
  • Y10S425/061 - Venetian blind

• US Classifications

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