US PATENT SUBCLASS 294 / 129
.~.~.~.~ Latch release

Current as of: June, 1999
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294 /   HD   HANDLING: HAND AND HOIST-LINE IMPLEMENTS

120  DF  HAYFORK TYPE {4}
126  DF  .~ Harpoon {1}
127  DF  .~.~ Mechanically spread barbs {2}
128  DF  .~.~.~ Multiple {1}
129.~.~.~.~ Latch release

DEFINITION

Classification: 294/129

(under subclass 128) Harpoons wherein a trip-operated device releases the barb-controlling mechanism.