Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
2008-06-26
2010-12-21
Vinson, Brian N (Department: 2913)
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
Design Patent
active
D0629272
CLAIM:
The ornamental design for a razor blade sharpening device, as shown and described.
REFERENCES:
patent: D162356 (1951-03-01), Smith
patent: D211482 (1968-06-01), Kahn
patent: D333965 (1993-03-01), Wood
patent: D345269 (1994-03-01), Novak
patent: D596434 (2009-07-01), Micinilio et al.
patent: D602245 (2009-10-01), Christie et al.
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