Patent
   D391974
Priority
Aug 09 1996
Filed
Aug 09 1996
Issued
Mar 10 1998
Expiry
Mar 10 2012
Assg.orig
Entity
unknown
61
6
n/a
The ornamental design for a hole saw, as shown and described.

FIG. 1 shows a perspective view of the hole saw of the present design;

FIG. 2 shows a right side view of the hole saw of the present design, the left side view diametrically opposite the right side view of FIG. 2 being a mirror image;

FIG. 3 shows a top view of the hole saw of the present design; and,

FIG. 4 shows a bottom view of the hole saw of the present design.

The broken lines disclosure illustrated in the drawings are for illustration purposes only and form no part of the claimed design.

Brutscher, David T.

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ER1841,
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Patent Priority Assignee Title
3880546,
4069824, Jul 12 1976 Method of and apparatus for forming a crescentic joint in a bone
4072441, Apr 15 1976 Parker Manufacturing Company Hole saw
4303357, May 19 1980 ADAMS, WALTER C ; ADAMS, MARILYN J Quick-change hole saw mandrel
4741651, Apr 25 1986 Hole saw
5597274, Aug 17 1995 Black & Decker Inc Hole cutter
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 09 1996Credo Tool Company(assignment on the face of the patent)
May 12 1997BRUTSCHER, DAVID T Credo Tool CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0086140633 pdf
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