Small boat navigation and safe operations
1970
Aufsatz/Kapitel (Buch)
Englisch
Thermal Protection in Small Boat Special Operations
NTIS | 1998
|A NAVIGATION APPARATUS WITH SETTING SAFE PATH OF A LEISURE BOAT
Europäisches Patentamt | 2015
|BOAT NAVIGATION ASSIST SYSTEM, AND BOAT NAVIGATION ASSIST APPARATUS, AND SERVER THEREOF
Europäisches Patentamt | 2018
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