3307294

Information

• Patent Grant
• 3307294

• References
• Source

• Patent Number

  3,307,294

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1967
  57 years ago

• CPC

  • E06B3/60 - of clamping cleats of metal
  • E06B3/5828 - on or with auxiliary pieces
  • E06B3/5857 - the fixing being adjustable
  • E06B3/9604 - Welded or soldered joints
  • E06B3/9687 - with screws blocking the connecting piece inside or on the frame member

• US Classifications

  • 049 - Movable or removable closures
  • 052 - Static structures