Patent
   D521531
Priority
Dec 09 2004
Filed
Dec 09 2004
Issued
May 23 2006
Expiry
May 23 2020
Assg.orig
Entity
unknown
5
13
n/a
The ornamental design for a grain drill depth adjustment tool, as shown and described.

FIG. 1 shows a front perspective view of a grain drill depth adjustment tool.

FIG. 2 shows a back perspective view thereof.

FIG. 3 shows a top view thereof.

FIG. 4 shows a bottom view thereof.

FIG. 5 shows a right side view thereof.

FIG. 6 shows a left side view thereof.

FIG. 7 shows a front elevational view thereof; and,

FIG. 8 shows a back elevational view thereof.

Provines, Wynn

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Patent Priority Assignee Title
308545,
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