3393485

Information

• Patent Grant
• 3393485

• References
• Source

• Patent Number

  3,393,485

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1968
  56 years ago

• CPC

  • G21F7/03 - Windows
  • E06B5/12 - against air pressure, explosion, or gas
  • G02B7/007 - Pressure-resistant sight glasses

• US Classifications

  • 052 - Static structures
  • 089 - Ordnance
  • 109 - Safes, bank protection, or a related device
  • 359 - Optical: systems and elements
  • 976 - Nuclear technology