USD286908SExpiredUtility

Ventilator for containers

31
Assignee: NISHIYAMA CORP OF AMERICAPriority: Apr 23, 1984Filed: Aug 10, 1984Granted: Nov 25, 1986
Est. expiryApr 23, 2004(expired)· nominal 20-yr term from priority
Inventors:Shigeo MizunoMasaki Takahashi
31
PatentIndex Score
1
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a ventilator for containers, as shown and described.

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