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The ornamental design for a key telephone set, as shown and described. |
FIG. 1 is a front elevtional view of a key telephone set showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a bottom plan view thereof; and
FIG. 7 is a perspective view thereof.
Akatsu, Masafuku, Nakatani, Takeshi, Kato, Tatsuya, Morikawa, Kenichi, Ohta, Seizo
Patent | Priority | Assignee | Title |
D282841, | Feb 01 1983 | Nitsuko Limited | Key telephone set |
D284568, | May 19 1983 | Nakayo Telecommunications, Inc. | Telephone |
D285304, | Jul 28 1982 | Nitsuko Limited | Key telephone set |
D287011, | May 18 1984 | Matsushita Electric Industrial Co., Ltd. | Telephone set |
D293104, | Dec 23 1985 | CODE-A-PHONE CORPORATION, A CORP OF DE | Desk telephone set |
D293318, | Aug 17 1985 | GEC PLESSEY TELECOMMUNICATIONS LIMITED , | Telephone base with keyboard dialing means |
D297138, | Mar 20 1987 | Nortel Networks Limited | Base for a telephone set |
D297535, | Oct 06 1986 | Nortel Networks Limited | Telephone base with speakerphone |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Mar 12 1987 | NEC Corporation | (assignment on the face of the patent) | / | |||
Apr 23 1987 | MORIKAWA, KENICHI | NEC Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 004985 | /0062 | |
Apr 23 1987 | AKATSU, MASAFUKU | NEC Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 004985 | /0062 | |
Apr 23 1987 | KATO, TATSUYA | NEC Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 004985 | /0062 | |
Apr 23 1987 | OHTA, SEIZO | NEC Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 004985 | /0062 | |
Apr 23 1987 | NAKATANI, TAKESHI | NEC Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 004985 | /0062 | |
Jul 01 2002 | NEC Corporation | NEC Infrontia Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 013447 | /0489 |
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