"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 7160058 | Methods and module for an underground assembly for storm water retention or detention Methods and modules for use in a modular assembly are disclosed for retaining or detaining storm water beneath a ground surface. A module comprises a substantially horizontally disposed deck portion and at least one substantially vertically disposed side portion ext... | 01/09/2007 |
| 5645110 | Flexible high pressure pipe A high pressure subsea pipe, particularly for underwater use, has the ability to flex while being transported and installed. The pipe has a friction reinforcement structure made of overlapping layers increasing substantially the capacity of the pipe in lo... | 07/08/1997 |
| 4383554 | Flexible pipe A flexible pipe comprising a first set of stress bearing elements extending substantially the whole length of the pipe, for accommodating maximum hoop stress resulting from flow of pressurized fluid through the pipe, and a second set of stress bearing ele... | 05/17/1983 |