Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
2007-10-09
2007-10-09
Barkai, Raphael (Department: 2915)
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
Design Patent
active
29264720
CLAIM:
The ornamental design for a head portion of a spanner with a bending driving head, as shown and described.
REFERENCES:
patent: 1469662 (1923-10-01), Leopold
patent: 2205501 (1940-06-01), Sunnen
patent: 4691599 (1987-09-01), Schultz
patent: D314021 (1991-01-01), Kuljis
patent: 5937695 (1999-08-01), Patterson
patent: 6427564 (2002-08-01), Nelson
patent: 7013765 (2006-03-01), Chang
patent: D520822 (2006-05-01), Hsieh
Barkai Raphael
Gholson Randall H.
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