US PATENT SUBCLASS 452 / 55
.~.~ Knocking pen

Current as of: June, 1999
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452 /   HD   BUTCHERING

52  DF  SLAUGHTERING {8}
54  DF  .~ Restraint or immobilizer {2}
55.~.~ Knocking pen

DEFINITION

Classification: 452/55

Knocking pen:

(under subclass 54) Subject matter wherein the restraint or immobilizer comprises a structure which closely surrounds the entire animal, preventing that animal from movement during slaughtering.