Thesaurus Term/Concept: HYDRAULIC RAM
| Identifier | 69368 | 
|---|---|
| Class | MONUMENT TYPE | 
| Status | Preferred | 
| Index? | Yes | 
| Scope Note | Large piston used to operate lifting bridges, lock gates, etc. | 
| Identifier | 69368 | 
|---|---|
| Class | MONUMENT TYPE | 
| Status | Preferred | 
| Index? | Yes | 
| Scope Note | Large piston used to operate lifting bridges, lock gates, etc. |