Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
2007-08-14
2007-08-14
Siegel, Mitchell (Department: 2912)
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
Design Patent
active
29271031
CLAIM:
The ornamental design for a key head, as shown and described.
REFERENCES:
patent: 3349589 (1967-10-01), Fricke
patent: 3394565 (1968-07-01), Turman
patent: 3526112 (1970-09-01), Herrington
patent: D442060 (2001-05-01), Neset et al.
patent: D442061 (2001-05-01), Harris et al.
Broms Elisabet
Widerstedt Mattias
Ydremark Hanna
ASSA AB
Siegel Mitchell
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