Culinary knife maintenance and sharpening steel

Details Culinary knife maintenance and sharpening steel Culinary knife maintenance and sharpening steel

2000-03-06

2001-05-22

Hyder, Philip S. (Department: 2912)

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

Design Patent

active

D0442457

CLAIM:
The ornamental design for a culinary knife maintenance and sharpening steel, as shown and described.

REFERENCES:
patent: 1381334 (1921-06-01), Ranz
patent: 1394927 (1921-10-01), Martin
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patent: 1888102 (1932-11-01), Zahler
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patent: 3420123 (1969-01-01), Waterman, III
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patent: 4197677 (1980-04-01), Graves
patent: 5046385 (1991-09-01), Cozzini et al.
patent: 5431070 (1995-07-01), Thames
patent: 6048262 (2000-04-01), Ray

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