Patent
   D336094
Priority
Jan 04 1991
Filed
Jan 04 1991
Issued
Jun 01 1993
Expiry
Jun 01 2007
Assg.orig
Entity
unknown
15
4
n/a
The ornamental design for a mandrel for ring shaping, as shown and described.

FIG. 1 is a perspective view of a mandrel for ring shaping showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a left side elevational view, the right side elevational view being a mirror image;

FIG. 4 is a bottom plan view;

FIG. 5 is a front elevational view; and,

FIG. 6 is a rear elevational view thereof.

Dejanon, Enrique

Patent Priority Assignee Title
D393475, Jun 07 1996 Atlas Copco Secoroc LLC Drive pin for a bit and chuck combination in a percussion drilling machine
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Patent Priority Assignee Title
3534573,
184659,
234624,
D291087, Jul 03 1984 Oy Tampella Ab Wedge for a drill shank of a percussion drilling machine
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