3856072

Information

• Patent Grant
• 3856072

• References
• Source

• Patent Number

  3,856,072

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1974
  50 years ago

• CPC

  • E04B1/78 - Heat insulating elements
  • B60P3/20 - Refrigerated goods vehicles
  • F16L59/00 - Thermal insulation in general
  • Y10S160/18 - Zipper

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel