Disk harrow

Details Disk harrow Disk harrow

2010-04-13

2010-11-30

Goodwin, Mark A (Department: 2916)

Machines not elsewhere specified

Agricultural or construction machinery

Trailing implement

Design Patent

active

D0628214

CLAIM:
We claim the ornamental design for a disk harrow, as shown and described.

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patent: 6679339 (2004-01-01), Steinlage et al.
patent: 6698525 (2004-03-01), McFarlane
patent: D615562 (2010-05-01), Kelly et al.
patent: 2009/0133888 (2009-05-01), Kovach et al.

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