Patent
   D345495
Priority
Dec 05 1991
Filed
Dec 05 1991
Issued
Mar 29 1994
Expiry
Mar 29 2008
Assg.orig
Entity
unknown
13
4
n/a
The ornamental design for a drill bit for retrieving broken bolts, as shown and described.

FIG. 1 is a perspective view of the drill bit for retrieving broken bolts embodying the design of the present invention;

FIG. 2 is a front elevational view thereof, the rear being a mirror image of the front shown in FIG. 2;

FIG. 3 is a side elevational view thereof, the side opposite being a mirror image of the side shown in FIG. 3;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom view thereof.

Priddy, Daniel E.

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Patent Priority Assignee Title
4713990, Jul 18 1986 Bolt extracting tool
4777850, May 09 1986 Alden Corporation Drill-out threaded broken bolt extractor
4831902, Apr 11 1988 Broken bolt extractor
D318227, Oct 18 1988 Henkel Kommanditgesellschaft auf Aktien Container for dispensing liquid detergent or similar article
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