3389451

Information

• Patent Grant
• 3389451

• References
• Source

• Patent Number

  3,389,451

• Date Filed

  Not available

• Date Issued

  Tuesday, June 25, 1968
  56 years ago

• CPC

  • B21D39/038 - Perpendicular plate connections
  • Y10T29/4962 - Grille making
  • Y10T428/24149 - Honeycomb-like

• US Classifications

  • 029 - Metal working
  • 052 - Static structures
  • 228 - Metal fusion bonding
  • 428 - Stock material or miscellaneous articles
  • 493 - Manufacturing container or tube from paper