3087574

Information

• Patent Grant
• 3087574

• References
• Source

• Patent Number

  3,087,574

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1963
  61 years ago

• CPC

  • E04B1/86 - slab-shaped
  • B32B17/10045 - at least one intermediate layer consisting of a glass sheet
  • B32B17/10165 - particular functional features of the laminated glazing
  • B32B17/10366 - Reinforcements of the laminated glazing against impact or intrusion; metal wires for this purpose B32B17/10412
  • E04B2001/8461 - layered
  • E04B2001/8466 - with an intermediate layer formed of lines or dots of elastic material
  • E04B2001/8476 - with acoustical cavities, with or without acoustical filling

• US Classifications

  • 181 - Acoustics