Protector tube for thermocouple
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The dashed-dot-dashed lines represent the boundary lines of the claimed design.
The broken lines shown in the drawings represent portions of the protector tube for thermocouple that form no part of the claimed design.
Claims
We claim the ornamental design for a protector tube for thermocouple, as shown (and described).
Type: Grant
Filed: Jan 13, 2017
Date of Patent: Jun 5, 2018
Assignee: HITACHI KOKUSAI ELECTRIC INC. (Tokyo)
Inventors: Tokunobu Akao (Toyama), Atushi Umekawa (Tomaya), Masaaki Ueno (Toyama), Tetsuya Kosugi (Toyama), Hitoshi Murata (Toyama), Masashi Sugishita (Toyama), Kenji Shinozaki (Toyama)
Primary Examiner: Antoine Duval Davis
Application Number: 29/590,877