Issued Patents All Time
Showing 126–146 of 146 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622225 | Quick response sprinkler head | — | 1997-04-22 |
| 5617922 | Installation for fighting fire with first or first and second, door adjacent spray heads | — | 1997-04-08 |
| 5616057 | Ship | — | 1997-04-01 |
| 5575338 | Valve for fire fighting installation | — | 1996-11-19 |
| 5573065 | Spray head provided with a pressure sensitive valve | — | 1996-11-12 |
| 5531275 | Installation for fighting fire | — | 1996-07-02 |
| 5513708 | Spray-head for fighting fire | — | 1996-05-07 |
| 5433383 | Whirler nozzle for fire fighting equipment | — | 1995-07-18 |
| 5107875 | Apparatus for flushing of hydraulic pipe systems or the like | — | 1992-04-28 |
| 5028020 | Pipe clip | — | 1991-07-02 |
| 5019251 | Filter apparatus with a spring loaded safety valve plate | — | 1991-05-28 |
| 5014601 | Working cylinder | — | 1991-05-14 |
| 5007444 | Apparatus for flushing small-diameter hydraulic pipe systems and the like | — | 1991-04-16 |
| 4961598 | Welded pipe joint | — | 1990-10-09 |
| 4874002 | Apparatus for flushing a piping system | — | 1989-10-17 |
| 4828160 | Apparatus to be used when welding pipes together | — | 1989-05-09 |
| 4728126 | Weld joint | — | 1988-03-01 |
| 4681352 | Joint for a pipe provided with a flared end | — | 1987-07-21 |
| 4538835 | Connection for joining a pipe having a flared end to a fixed connection piece, such as a pump | — | 1985-09-03 |
| 4426103 | Flange joint | — | 1984-01-17 |
| 4252346 | Connection for transition from a cutting ring joint or similar to a flange joint | — | 1981-02-24 |