3798869

Information

• Patent Grant
• 3798869

• References
• Source

• Patent Number

  3,798,869

• Date Filed

  Not available

• Date Issued

  Tuesday, March 26, 1974
  50 years ago

• CPC

  • E06B3/26341 - comprising only one metal frame member combined with an insulating frame member
  • E06B3/2675 - combined with prefabricated insulating elements
  • E06B3/26307 - Insulating strips and metal section members both having L-shaped ribs, the engagement being made by a movement transversal to the plane of the strips
  • E06B2003/26354 - filled
  • E06B2003/26361 - Openings, incisions or indents
  • Y10S49/01 - Thermal breaks for frames
  • Y10T29/49876 - by snap fit
  • Y10T29/49888 - Subsequently coating

• US Classifications

  • 052 - Static structures
  • 029 - Metal working
  • 049 - Movable or removable closures