2453221

Information

• Patent Grant
• 2453221

• References
• Source

• Patent Number

  2,453,221

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1948
  76 years ago

• CPC

  • F16B5/0068 - and using I-shaped clamps with flanges moving towards each other
  • E04B1/34321 - mainly constituted by panels
  • E04B1/34384 - Assembling details for foldable, separable, collapsible or retractable structures
  • E04B1/617 - with one protrusion on each frontal surface

• US Classifications

  • 052 - Static structures
  • 126 - Stoves and furnaces