2725876

Information

• Patent Grant
• 2725876

• References
• Source

• Patent Number

  2,725,876

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1955
  69 years ago

• CPC

  • B63C11/16 - with air supply by suction from diver
  • B63C2011/165 - comprising two or more air ducts leading from the mouthpiece to the air inlet or outlet opening

• US Classifications

  • 128 - Surgery