United States Patent 3494132
Inventors:
Logan, Campbell F.
Publication Date:
02/10/1970
Assignee:
Logan, Campbell F.
Other Classes:
174/101.500, 405/70
International Classes:
E02B15/06; E02B3/00; E02B3/04
US Patent References:
| 3321923 | Steerable self-powered floating structures | | | |
| 3369664 | Apparatus and process for confining floating liquid products | | | |