2197228

Information

• Patent Grant
• 2197228

• References
• Source

• Patent Number

  2,197,228

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1940
  84 years ago

• CPC

  • A41D7/003 - provided with inflatable elements
  • B63C9/24 - Arrangements of inflating valves or of controls thereof

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices