3661665

Information

• Patent Grant
• 3661665

• References
• Source

• Patent Number

  3,661,665

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1972
  52 years ago

• CPC

  • B29C65/18 - using heated tools
  • A47H23/06 - Systems consisting of two or more co-operating curtains with transparent or perforated parts behind each other
  • B29C66/004 - Preventing sticking together
  • B29C66/1122 - Single lap to lap joints
  • B29C66/43 - Joining a relatively small portion of the surface of said articles
  • B29C66/7212 - characterised by the composition of the fibres
  • B29C66/83221 - cooperating reciprocating tools, each tool reciprocating along one axis
  • B29L2024/006 - multi-channelled
  • B29L2031/7192 - Venetian blinds

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 160 - Flexible or portable closure, partition, or panel