Combined microphone and loudspeaker for a communication radio installation

Orn May 8, 1

Patent Grant D251783

U.S. patent number D251,783 [Application Number 05/789,796] was granted by the patent office on 1979-05-08 for combined microphone and loudspeaker for a communication radio installation. This patent grant is currently assigned to Telefonaktiebolaget L M Ericsson. Invention is credited to Jan E. Orn.


United States Patent D251,783
Orn May 8, 1979

Combined microphone and loudspeaker for a communication radio installation

Claims

The ornamental design for a combined microphone and loudspeaker for a communication radio installation, as shown.
Inventors: Orn; Jan E. (Stockholm, SE)
Assignee: Telefonaktiebolaget L M Ericsson (Stockholm, SE)
Appl. No.: 05/789,796
Filed: April 22, 1977

Foreign Application Priority Data

[SE] 762169
Current U.S. Class: D14/226
Current International Class: D1401
Field of Search: ;179/90,122,115.5R,121R,121D,11E,146R,122 ;320/2 ;325/492,111,119,21.25 ;D14/69,12,13

References Cited [Referenced By]

U.S. Patent Documents
D238684 February 1976 Walz
D245692 September 1977 Imazeki
D246780 December 1977 Renken
3976840 August 1976 Clevland et al.

Other References

Radio Shack Electronics Cat. No. 276, p. 130, C. B. Microphone, top left of page..

Primary Examiner: Ansher; Bernard
Attorney, Agent or Firm: Hane, Roberts, Spiecens & Cohen

Description



FIG. 1 is a front view of a combined microphone and loudspeaker for a communication radio installation showing my design;

FIG. 2 is a perspective view showing the front, the top and one side of the combined microphone and loudspeaker for a communication radio installation;

FIG. 3 is a perspective view showing the rear, the bottom and the other side of the combined microphone and loudspeaker for a communication radio installation.

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