US PATENT SUBCLASS 114 / 173
PORTS
Current as of: June, 1999
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| 114 / | HD | SHIPS |
|
| 173 |  | PORTS {2} |
| 174 | DF | .~> Stoppers {2} |
| 177 | DF | .~> Light and air {1} |
DEFINITION
Classification: 114/173
Devices including openings through ships' sides or decks not otherwise classifiable, and stoppers, shutters, and shields for closing the same.
SEE OR SEARCH CLASS
49, Movable or Removable Closures, appropriate subclasses for closures of the type provided for and see the search notes in
section IV of Class 49 for the loci of closures in other classes.
160, Flexible or Portable Closure, Partition, or Panel, for closures of flexible material and closures made of plural strips, slats or panels interconnected for relative motion.