1393657

Information

• Patent Grant
• 1393657

• References
• Source

• Patent Number

  1,393,657

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1921
  103 years ago

• CPC

  • A45C11/20 - Lunch or picnic boxes or the like
  • Y10S220/10 - Lunch kits
  • Y10S292/16 - Flexible bolts
  • Y10T292/082 - Spring arm

• US Classifications

  • 206 - Special receptacle or package
  • 220 - Receptacles
  • 292 - Closure fasteners