USD244037SExpiredUtility

Acoustical head-set

90
Assignee: AUDIOTRONICS CORPPriority: Jun 16, 1976Filed: Jun 16, 1976Granted: Apr 12, 1977
Est. expiryJun 16, 1996(expired)· nominal 20-yr term from priority
Inventors:Donald E. WarnerGeorge Clement Oyama
90
PatentIndex Score
42
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an acoustical head-set, substantially as shown and described.

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