Thermal measuring and testing – Housing – support – or adjunct
Reexamination Certificate
2008-01-08
2008-01-08
Verbitsky, Gail (Department: 2859)
Thermal measuring and testing
Housing, support, or adjunct
C374S160000
Reexamination Certificate
active
07316506
ABSTRACT:
An apparatus to combine temperature indicator sticks used in the welding, metal fabrication, and heat treatment industries and capable of identifying at least two given temperatures is disclosed. The apparatus includes a first temperature indicator stick aligned along a first axis and comprised of a compound which melts at a first temperature, and a second temperature indicator stick aligned along a second axis and formed of another compound which melts at a second temperature. The apparatus also includes a connector physically connecting and aligning the first and second indicator sticks.
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Illinois Tool Works Inc.
Jagan Mirellys
Verbitsky Gail
Ziolkowski Patent Solutions Group, SC
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