Modular loudspeaking telephone unit
Latest GTE Business Communication Systems Patents:
Description
FIG. 1 is a perspective view of a modular loudspeaking telephone unit showing my new design;
FIG. 2 is a front elevation thereof; and
FIG. 3 is a rear elevation thereof; and
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a top plan view, thereof; and
The broken line showing in FIGS. 1, 2 and 5 is for illustrative associational purposes only.
Referenced Cited
U.S. Patent Documents
D190234 | May 1961 | Mono |
D196434 | October 1963 | Kobler et al. |
D203596 | January 1966 | Kamp |
D232226 | July 1974 | Bee et al. |
D238186 | December 1975 | Kramer et al. |
D245871 | September 20, 1977 | Smith |
D258283 | February 17, 1981 | Stoddard |
D269432 | June 21, 1983 | Kowalik, Jr. et al. |
D272906 | March 6, 1984 | Heinzehman et al. |
D273490 | April 17, 1984 | Chen |
D275753 | October 2, 1984 | Mahan |
Patent History
Patent number: D280403
Type: Grant
Filed: May 2, 1983
Date of Patent: Sep 3, 1985
Assignee: GTE Business Communication Systems (Northlake, IL)
Inventor: Michael Mitchell (Huntsville, AL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Horace B. Fay
Attorneys: Robert J. Black, Gregory G. Hendricks
Application Number: 6/490,830
Type: Grant
Filed: May 2, 1983
Date of Patent: Sep 3, 1985
Assignee: GTE Business Communication Systems (Northlake, IL)
Inventor: Michael Mitchell (Huntsville, AL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Horace B. Fay
Attorneys: Robert J. Black, Gregory G. Hendricks
Application Number: 6/490,830
Classifications
Current U.S. Class:
D14/53;
D14/62;
D14/58