3388493

Information

• Patent Grant
• 3388493

• References
• Source

• Patent Number

  3,388,493

• Date Filed

  Not available

• Date Issued

  Tuesday, June 18, 1968
  56 years ago

• CPC

  • B62B3/1428 - Adaptations for calculators, memory aids or reading aids
  • Y10T24/203 - including means to open or close fastener
  • Y10T24/44957 - Coiled wire

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 024 - Buckles, buttons, clasps, etc.
  • 280 - Land vehicles