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Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B63
SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
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B63B
SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
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39/00
Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
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B63B39/04
to decrease vessel movements by using gyroscopes directly
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