US PATENT SUBCLASS 168 / 40
.~.~.~ Cross pinned

Current as of: June, 1999
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168 /   HD   FARRIERY

29  DF  CALKS {2}
31  DF  .~ Removable {8}
*  DD  .~.~ Tenoned {5}
40.~.~.~ Cross pinned

DEFINITION

Classification: 168/40

Calk and shoe connected by a tenon-and-socket connection secured in place by a cross-pin or set-screw.