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3888202
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Patent number 3,888,202
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Issue date Jun 10, 1975
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3875885
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Patent number 3,875,885
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Issue date Apr 8, 1975
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3827388
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Patent number 3,827,388
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Issue date Aug 6, 1974
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3606857
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Patent number 3,606,857
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Issue date Sep 21, 1971
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3431881
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Patent number 3,431,881
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Issue date Mar 11, 1969
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3410243
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Patent number 3,410,243
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Issue date Nov 12, 1968
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3164123
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Patent number 3,164,123
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Issue date Jan 5, 1965
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3116709
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Patent number 3,116,709
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Issue date Jan 7, 1964
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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2993462
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Patent number 2,993,462
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Issue date Jul 25, 1961
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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2534111
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Patent number 2,534,111
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Issue date Dec 12, 1950
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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2321531
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Patent number 2,321,531
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Issue date Jun 8, 1943
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1861035
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Patent number 1,861,035
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Issue date May 31, 1932
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1837508
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Patent number 1,837,508
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Issue date Dec 22, 1931
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1475393
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Patent number 1,475,393
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Issue date Nov 27, 1923
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1437350
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Patent number 1,437,350
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Issue date Nov 28, 1922
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1408178
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Patent number 1,408,178
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Issue date Feb 28, 1922
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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917935
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Patent number 917,935
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Issue date Apr 13, 1909
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT