Housing for a telephone amplifier
Latest Bell Telephone Laboratories, Incorporated Patents:
Description
FIG. 1 is a front, top and right side perspective view of a telephone amplifier showing our new design;
FIG. 2 is a top plan view;
FIG. 3 is a sectional view of the grille taken along line 3--3 in FIG. 2;
FIG. 4 is a sectional view thereof taken along line 4--4 in FIG. 2;
FIG. 5 is a right side elevational view;
FIG. 6 is a front elevational view; and
FIG. 7 is a rear elevational view.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D176481 | December 1955 | Petertil |
D210291 | February 1968 | Zanuso et al. |
D217254 | April 1970 | Bolick |
D221383 | August 1971 | Maliskas |
D225236 | November 1972 | Papst |
D261506 | October 27, 1981 | Culbertson |
2415395 | September 1979 | FRX |
Patent History
Patent number: D269432
Type: Grant
Filed: Jul 7, 1980
Date of Patent: Jun 21, 1983
Assignee: Bell Telephone Laboratories, Incorporated (Murray Hill, NJ)
Inventors: John Kowalik, Jr. (Freehold, NJ), Ronald Longhitano (Matawan, NJ), John N. McGarvey (Drexel Hill, PA)
Primary Examiner: Jane E. Corrigan
Attorney: David H. Tannenbaum
Application Number: 6/166,099
Type: Grant
Filed: Jul 7, 1980
Date of Patent: Jun 21, 1983
Assignee: Bell Telephone Laboratories, Incorporated (Murray Hill, NJ)
Inventors: John Kowalik, Jr. (Freehold, NJ), Ronald Longhitano (Matawan, NJ), John N. McGarvey (Drexel Hill, PA)
Primary Examiner: Jane E. Corrigan
Attorney: David H. Tannenbaum
Application Number: 6/166,099
Classifications
Current U.S. Class:
D14/59;
D14/33;
D14/57
International Classification: D1403;
International Classification: D1403;