Set of interlocking sharpening stones

- Edgecraft Corporation
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Description

FIG. 1 is a front elevational view of a set of interlocking sharpening stones showing my new design;

FIG. 2 is a right side elevational view thereof with the left side being identical;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view of one of the sharpening stones shown in FIGS. 1-4;

FIG. 6 is a right side elevational view thereof with the left side being identical; and,

FIG. 7 is a bottom plan view thereof of a modified form of stone.

The top, front and side views of the modified embodiment of the stones are identical to the corresponding FIGS. 3, 5 and 6 views.

Referenced Cited
U.S. Patent Documents
D260356 August 25, 1981 Hall
D290222 June 9, 1987 Moody
D306816 March 27, 1990 Hudnall et al.
D372180 July 30, 1996 Powell
2379569 July 1945 Ellis
Other references
  • Atlanta Cutlery Catalog, pp. 151 and 152, Knife Sharpeners, 1996.
Patent History
Patent number: D408254
Type: Grant
Filed: Jan 23, 1997
Date of Patent: Apr 20, 1999
Assignee: Edgecraft Corporation (Avondale, PA)
Inventors: Daniel D. Friel, Jr. (Kennett Square, PA), Richard P. Wakenigg (Glen Mills, PA)
Primary Examiner: Philip S. Hyder
Law Firm: Connolly & Hutz
Application Number: 0/82,486
Classifications
Current U.S. Class: D 8/91; D8/90
International Classification: 0805;