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Patent
D273556
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Priority
Jun 03 1981
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Filed
Jun 03 1981
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Issued
Apr 24 1984
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Expiry
Apr 24 1998
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Assg.orig
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Entity
unknown
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3
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4
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n/a
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The ornamental design for a screw driver shaft, as shown and described.
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FIG. 1 is a top plan view of a screw driver shaft showing my new design;
FIG. 2 is a side elevational view thereof;
FIG. 3 is an end elevational view thereof;
FIG. 4 is an opposite end elevational view thereof.
The broken lines are shown for illustrative purposes.
Henry, Carl M.
Patent |
Priority |
Assignee |
Title |
D371947, |
Sep 19 1994 |
EBI, LLC |
Screwdriver shaft |
D913070, |
Feb 05 2018 |
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Inertial ring for hand tool |
D927552, |
Nov 14 2018 |
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Motor shaft |
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Maintenance Fee Events |
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