Method for Marking a Tool
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United States of America Patent
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Issued Date -
Sep 18, 2014
app pub date -
Mar 15, 2013
filing date -
Mar 15, 2013
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method is disclosed for marking a tool. The includes the steps of forming a tool, making an indented mark in the tool, hardening the tool, coloring the tool to provide a color layer on the tool in and near the indented mark, clearing the tool of redundant colorant that overflows from the indented mark, black dying the tool to provide a black-died layer on the tool except the indented mark, and providing a transparent layer on the protection layer except the mark. The thickness of the transparent layer is larger than the thickness of the mark.
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