U. S. Patent No. D504,288
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Kushner's patented corkscrew / screw driver is included in the "tool kit" with hammer shown here. Additional drawings from the patent are shown below. |
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©2009 Fred O'Leary & Don Bull
U. S. Patent No. D504,288
Kushner's patented corkscrew / screw driver is included in the "tool kit" with hammer shown here. Additional drawings from the patent are shown below.
©2009 Fred O'Leary & Don Bull