Patents in subclass Excavating/Control Of Swing Or Swing Speed
Parent class: Excavating
| Number | Patent title | Issue Date |
|---|---|---|
| 5791074 | Dredge A dredge including a V-shaped or U-shaped pontoon having a first leg and a second leg. The legs have effective longitudinal axes that diverge from one another by an angle of no more than 180.degree.. Spuds or similar anchoring devices are... |
08/11/1998 |