Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
1999-02-08
2001-02-13
Deshmukh, Prabhakar (Department: 2912)
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
Design Patent
active
D0437536
CLAIM:
The ornamental design for a unidirectional, high torque open end wrench head, as shown and described.
REFERENCES:
patent: D. 412819 (1999-08-01), Macor
patent: 2652735 (1953-09-01), Wilder
patent: 3762244 (1973-10-01), Evans
patent: 5148726 (1992-09-01), Huebschen et al.
patent: 5323672 (1994-06-01), Skiba
patent: 5381710 (1995-01-01), Baker
Deshmukh Prabhakar
Proprietary Technologies, Inc.
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