3850465

Information

• Patent Grant
• 3850465

• References
• Source

• Patent Number

  3,850,465

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • E06B9/86 - against unauthorised opening
  • E06B9/165 - with slats disappearing in each other with slats the distance between which can be altered
  • E06B9/18 - Roll-type grilles
  • E06B2009/805 - located on or in the guides
  • Y10T292/1064 - Operating means

• US Classifications

  • 292 - Closure fasteners
  • 160 - Flexible or portable closure, partition, or panel