2782887

Information

• Patent Grant
• 2782887

• References
• Source

• Patent Number

  2,782,887

• Date Filed

  Not available

• Date Issued

  Tuesday, February 26, 1957
  67 years ago

• CPC

  • E06B3/163 - with a filled cavity
  • E06B3/16 - Hollow frames of special construction

• US Classifications

  • 049 - Movable or removable closures
  • 052 - Static structures
  • 264 - Plastic and nonmetallic article shaping or treating: processes