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Roof board

28
Assignee: NISSHIN STEEL CO LTDPriority: Mar 30, 2016Filed: Sep 27, 2016Granted: Feb 19, 2019
Est. expiryMar 30, 2036(~9.7 yrs left)· nominal 20-yr term from priority
Inventors:Keiji IzumiYuugo OotaTomoyuki Nagatsu
28
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Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a roof board, as shown and described.

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