US PATENT SUBCLASS 76 / 81
.~ Stropping devices

Current as of: June, 1999
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76 /   HD   METAL TOOLS AND IMPLEMENTS, MAKING

*  DD  TOOL SHARPENERS {4}
81.~ Stropping devices {5}
81.1  DF  .~.~> Under tension {1}
81.3  DF  .~.~> Including self-storage or kit {1}
81.5  DF  .~.~> With end-attaching means {1}
81.7  DF  .~.~> Rotary or oscillating
81.8  DF  .~.~> Including nonplanar working surface

DEFINITION

Classification: 76/81

Miscellaneous devices and machines having a fibrous (i.e., leather, cloth, wood, etc.) working surface for sharpening razor blades and similar cutlery by application of the work thereto.

SEE OR SEARCH CLASS

30, Cutlery,

35+, when razor features, such as means for securing the blade in operative relation to a gauge or guard that protects the skin from cuts, are claimed.

428, Stock Material or Miscellaneous Articles,

473, for a plural layer web or sheet including a leather layer and adapted for use as a strop, and subclass 904 (a cross-reference art collection) for an artificial leather product or stock material.

451, Abrading,

169, 316, and 318 for a stropping machine; subclasses 461+ and 526+ for a sharpener having a stropping surface and an abrading surface; subclass 459 for a strop renewing device; and subclasses 490+ for an abrasive surface adapted to sharpen a tool.