US PATENT SUBCLASS 114 / 121
BALLASTING
Current as of: June, 1999
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| 114 / | HD | SHIPS |
|
| 121 |  | BALLASTING {5} |
| 122 | DF | .~> Antirolling |
| 123 | DF | .~> Floats |
| 124 | DF | .~> Shifting weights |
| 125 | DF | .~> Water tanks |
| 126 | DF | .~> Fins and boards |
DEFINITION
Classification: 114/121
Devices designed to steady and trim vessels, prevent careening, rolling, pitching, etc.