USD1080853SActiveUtility

Heat-resistant tube for vertical heat treatment equipment

57
Assignee: NIPPON ELECTRODE CO LTDPriority: Jun 20, 2023Filed: Dec 12, 2023Granted: Jun 24, 2025
Est. expiryJun 20, 2043(~16.9 yrs left)· nominal 20-yr term from priority
Inventors:Hironaga SuzukiYuichi KabaShinjiro TodaTakayuki YatsuSatoshi MitamuraFusataka IsobeMasayoshi Sakurai
57
PatentIndex Score
1
Cited by
32
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a heat-resistant tube for vertical heat treatment equipment as shown and described.

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