USD318476SExpiredUtility

Diver's mask

60
Assignee: TABATA CO LTDPriority: Jul 28, 1987Filed: Jul 28, 1987Granted: Jul 23, 1991
Est. expiryJul 28, 2007(expired)· nominal 20-yr term from priority
Inventors:Hiromasa Sato
60
PatentIndex Score
8
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a diver's mask, as shown and described.

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