3400446

Information

• Patent Grant
• 3400446

• References
• Source

• Patent Number

  3,400,446

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1968
  56 years ago

• CPC

  • E05B1/04 - with inner rigid member and outer cover or covers
  • Y10T29/49893 - Peripheral joining of opposed mirror image parts to form a hollow body
  • Y10T29/4998 - Combined manufacture including applying or shaping of fluent material
  • Y10T292/82 - Knobs

• US Classifications

  • 029 - Metal working
  • 228 - Metal fusion bonding
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 292 - Closure fasteners