Head portion of a spanner

Details Head portion of a spanner Head portion of a spanner

2007-06-26

2007-06-26

Douglas, Alan P. (Department: 2911)

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

Design Patent

active

29217825

CLAIM:
The ornamental design for a head portion of a spanner, as shown and described.

REFERENCES:
patent: 4535659 (1985-08-01), Yang
patent: 6223631 (2001-05-01), Osa
patent: D457406 (2002-05-01), Hu
patent: D507163 (2005-07-01), Hsien
patent: 6931969 (2005-08-01), Hsien
patent: 6952985 (2005-10-01), Hsien
patent: 7013763 (2006-03-01), Hsien
patent: 7017455 (2006-03-01), Hsien

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