3870011

Information

• Patent Grant
• 3870011

• References
• Source

• Patent Number

  3,870,011

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1975
  50 years ago

• CPC

  • B63B35/732 - House boats

• US Classifications

  • 440 - Marine propulsion
  • 114 - Ships