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The ornamental design for a thread micrometer, as shown. |
FIG. 1 is a perspective view of a thread micrometer showing my new design;
FIG. 2 is a left side view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thererof;
FIG. 6 is a front view thereof; and,
FIG. 7 is a rear view thereof.
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RE47140, | Dec 11 2013 | Tesa SA | Micrometer |
Patent | Priority | Assignee | Title |
3758956, | |||
5383286, | Nov 05 1992 | THREAD CHECK INC | Hand held device for measuring screw threads by the three-wire method |
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