1904752

Information

• Patent Grant
• 1904752

• References
• Source

• Patent Number

  1,904,752

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1933
  91 years ago

• CPC

  • B63H1/14 - Propellers
  • B63H2005/005 - Front propulsors

• US Classifications

  • 416 - Fluid reaction surfaces