USD251783SExpiredUtility

Combined microphone and loudspeaker for a communication radio installation

Assignee: ERICSSON TELEFON AB L MPriority: Apr 22, 1977Filed: Apr 22, 1977Granted: May 8, 1979
Est. expiryApr 22, 1997(expired)· nominal 20-yr term from priority
Inventors:Jan E. Orn
33
PatentIndex Score
2
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combined microphone and loudspeaker for a communication radio installation, as shown.

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