US PATENT SUBCLASS 36 / 58
.~ Metallic seam stiffener

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

45  DF  UPPERS {7}
58.~ Metallic seam stiffener

DEFINITION

Classification: 36/58

A metal rod, strip or spring is laid in the upper seam to stiffen it.