3343314

Information

• Patent Grant
• 3343314

• References
• Source

• Patent Number

  3,343,314

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1967
  57 years ago

• CPC

  • E04C2/292 - composed of insulating material and sheet metal
  • E04B1/8218 - soundproof enclosures
  • E04B2001/8254 - Soundproof supporting of building elements
  • E04B2001/8433 - with holes in their face
  • E04B2001/8442 - Tray type elements
  • E04B2001/8452 - with peripheral frame members

• US Classifications

  • 052 - Static structures