1808151

Information

• Patent Grant
• 1808151

• References
• Source

• Patent Number

  1,808,151

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1931
  93 years ago

• CPC

  • B63H5/00 - Arrangements on vessels of propulsion elements directly acting on water
  • B63B3/40 - Stern posts Stern frames
  • Y10T29/49332 - Propeller making

• US Classifications

  • 029 - Metal working