2479021

Information

• Patent Grant
• 2479021

• References
• Source

• Patent Number

  2,479,021

• Date Filed

  Not available

• Date Issued

  Tuesday, August 16, 1949
  75 years ago

• CPC

  • B63B22/10 - Water soluble or water weakened means
  • B63B2201/22 - Spread-open chemicals or other products

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices
  • 043 - Fishing, trapping, and vermin destroying