3087567

Information

• Patent Grant
• 3087567

• References
• Source

• Patent Number

  3,087,567

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1963
  61 years ago

• CPC

  • E04B1/8409 - sheet-shaped
  • E04B1/86 - slab-shaped
  • G10K11/172 - using resonance effects
  • E04B2001/747 - Corrugated materials
  • E04B2001/748 - Honeycomb materials
  • E04B2001/8414 - with non-planar face
  • Y10T428/1234 - Honeycomb, or with grain orientation or elongated elements in defined angular relationship in respective components [e.g., parallel, inter- secting, etc.]
  • Y10T428/12396 - Discontinuous surface component
  • Y10T428/12986 - Adjacent functionally defined components

• US Classifications

  • 181 - Acoustics
  • 428 - Stock material or miscellaneous articles