Patent
   D606569
Priority
Jul 07 2009
Filed
Jul 07 2009
Issued
Dec 22 2009
Expiry
Dec 22 2023
Assg.orig
Entity
unknown
8
8
n/a
The ornamental design for a directional boring bit, as shown and described.

FIG. 1 is a front top left perspective view of a directional boring bit;

FIG. 2 is a front bottom left perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevation view thereof, a right side elevation view being a mirror image;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

Ford, Douglas R., Anderson, Kevin L.

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Patent Priority Assignee Title
6321858, Jan 28 2000 THE CHARLES MACHINE WORKS, INC Bit for directional drilling
7419109, Sep 12 2006 Jacobs Corporation Apparatus for attaching hammers to a hammer mill
7559497, Jun 11 2005 GENESIS III, INC Hammermill hammer
20010047887,
20030024741,
20080011890,
D588174, Aug 07 2007 GENESIS III, INC Hammermill hammer
RE37450, Jun 27 1988 The Charles Machine Works, Inc. Directional multi-blade boring head
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