-
-
Rudder
-
Patent number 5,791,277
-
Issue date Aug 11, 1998
-
Glenn Henderson
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
-
Rudder device
-
Patent number 5,671,691
-
Issue date Sep 30, 1997
-
Kvaerner AS
-
Kullmann Birger
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
-
-
3380426
-
Patent number 3,380,426
-
Issue date Apr 30, 1968
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
-
3326168
-
Patent number 3,326,168
-
Issue date Jun 20, 1967
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT