US PATENT SUBCLASS 114 / 131
.~.~ Sectional

Current as of: June, 1999
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114 /   HD   SHIPS

127  DF  CENTERBOARDS {5}
130  DF  .~ Vertical drop and pivoted swing {1}
131.~.~ Sectional

DEFINITION

Classification: 114/131

Centerboards of vertical drop and swing type and made of a plurality of movable parts.