3892234

Information

• Patent Grant
• 3892234

• References
• Source

• Patent Number

  3,892,234

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1975
  49 years ago

• CPC

  • B63C11/12 - Diving masks
  • B63C2011/123 - comprising integrated headlights, spotlights, or the like

• US Classifications

  • 128 - Surgery