Key telephone set with speaker phone

- NEC Corporation
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Description

FIG. 1 is a front elevational view of a key telephone set with speakerphone showing our new design in cradled relationship;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIGS. 4 and 5 are respectively right and left side elevational views thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a front, top and right side perspective view thereof.

Referenced Cited
U.S. Patent Documents
D276338 November 13, 1984 Pardo
D279289 June 18, 1985 Bhat et al.
D282841 March 4, 1986 Inaka
D283508 April 22, 1986 Miyaka
D284078 June 3, 1986 Yamagami et al.
D286875 November 25, 1986 Cameron
D290700 July 7, 1987 Lindahl
D291565 August 25, 1987 Okuda
D294351 February 23, 1988 Richter et al.
4445008 April 24, 1984 Rocca et al.
4568801 February 4, 1986 Gates et al.
Foreign Patent Documents
2326283 December 1974 DEX
Other references
  • Tele-Product News; Ultra Dial by Buscom. B. A. Pargh Co. Inc. 1983 Catalog, Panasonic at page 37; Nos. KXT 2010; KXT 2220; KXT 2130.
Patent History
Patent number: D298938
Type: Grant
Filed: Mar 12, 1987
Date of Patent: Dec 13, 1988
Assignee: NEC Corporation (Tokyo)
Inventors: Kenichi Morikawa (Tokyo), Masafuku Akatsu (Tokyo), Tatsuya Kato (Tokyo), Seizo Ohta (Tokyo), Takeshi Nakatani (Tokyo)
Primary Examiner: Horace B. Fay
Law Firm: Sughrue, Mion, Zinn, Macpeak & Seas
Application Number: 7/26,343
Classifications
Current U.S. Class: D14/58; D14/62; D14/57; D14/65