US PATENT SUBCLASS 36 / 61
.~ Disengaging

Current as of: June, 1999
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36 /   HD   BOOTS, SHOES, AND LEGGINGS

59 R  DF  ANTISLIPPING DEVICES {7}
61.~ Disengaging

DEFINITION

Classification: 36/61

Antislipping devices so arranged that without removal from the boot or shoe the spur-points can be thrown into or out of position to engage the surface walked on.