| Patents for B63B 51 - Marking of navigational routes otherwise than with buoys (122) | |
|---|---|
| 05/1986 | |
| 05/22/1986 | WO1986002899A1 A marker beacon |
| 11/1985 | |
| 11/07/1985 | EP0142492A4 Flasher unit with synchronization and daylight control. |
| 07/1985 | |
| 07/30/1985 | EP0147386A4 Regulator and switching circuit for flasher units. |
| 07/10/1985 | EP0147386A1 Regulator and switching circuit for flasher units |
| 05/1985 | |
| 05/29/1985 | EP0142492A1 Flasher unit with synchronization and daylight control. |
| 02/1985 | |
| 02/05/1985 | CA1182000A1 Water ballast compartment for buoyant marine devices |
| 10/1984 | |
| 10/25/1984 | WO1984004222A1 Regulator and switching circuit for flasher units |
| 10/25/1984 | WO1984004073A1 Flasher unit with synchronization and daylight control |
| 07/1982 | |
| 07/20/1982 | US4340936 Microprocessor navigational aid system |
| 06/1982 | |
| 06/01/1982 | US4332048 Lockable support float |
| 01/1982 | |
| 01/26/1982 | US4312600 Traffic barricade |
| 07/1981 | |
| 07/28/1981 | US4280237 Floating buoy |
| 06/1980 | |
| 06/11/1980 | EP0012086A1 Signal-buoy |
| 10/1979 | |
| 10/16/1979 | CA1064333A1 Scuttling method for marine markers |
| 06/1979 | |
| 06/19/1979 | CA1056785A1 Electrochemical cell-containing emergency sea beacon |
| 05/1979 | |
| 05/22/1979 | US4155307 Scuttling method for marine markers |
| 05/01/1979 | CA1053781A1 Marine traffic conflict assessment system |
| 03/1979 | |
| 03/20/1979 | CA1050827A1 Water inflatable elements |
| 07/1978 | |
| 07/11/1978 | US4099281 Navigational buoy |
| 06/1978 | |
| 06/06/1978 | US4093952 Guidance systems |
| 03/1978 | |
| 03/07/1978 | US4077076 Anchor light |
| 07/1976 | |
| 07/20/1976 | US3971018 Marine traffic conflict assessment system |
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