-
-
-
3662484
-
Patent number 3,662,484
-
Issue date May 16, 1972
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3465901
-
Patent number 3,465,901
-
Issue date Sep 9, 1969
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
-
3261122
-
Patent number 3,261,122
-
Issue date Jul 19, 1966
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3068602
-
Patent number 3,068,602
-
Issue date Dec 18, 1962
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT