US PATENT SUBCLASS 144 / 144.4
.~.~.~ Shaping oar

Current as of: June, 1999
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144 /   HD   WOODWORKING

134.1  DF  SHAPING MACHINE {16}
137  DF  .~ Pattern {8}
144.1  DF  .~.~ Cutter guiding templet {5}
144.4.~.~.~ Shaping oar

DEFINITION

Classification: 144/144.4

Shaping oar:

(under subclass 144.1) Machine particularly adapted to shape a member intended to be manually maneuvered in a fluid to develop driving force by reaction therewith.