Public pay telephone set

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front and right perspective view of the upright stand, and the operative inner surface of the handset, of a public pay telephone set showing our new design spaced apart for facility of illustration;

FIG. 2 is a front elevational view thereof in cradled relationship;

FIG. 3 is a right side elevational view of the telephone set as shown in FIG. 2;

FIG. 4 is a top plan view thereof of the telephone set as shown in FIG. 2;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view of the telephone set as shown in FIG. 2; and,

FIG. 7 is a bottom plan view thereof with the cord omitted for convenience of illustration.

Referenced Cited
U.S. Patent Documents
D232648 September 1974 Brass
D265558 July 27, 1982 Fox et al.
D270260 August 23, 1983 Appel
D277480 February 5, 1985 Jackwicz
D284003 May 27, 1986 Tamura et al.
D290954 July 21, 1987 Read
D292092 September 29, 1987 Rittenhouse et al.
D293103 December 8, 1987 Gauffin et al.
D296890 July 26, 1988 Wu
3598920 August 1971 Fischer et al.
4727567 February 23, 1988 Angelini
Foreign Patent Documents
0251238 January 1988 EPX
1462288 January 1969 DEX
2538978 July 1984 FRX
2575016 June 1986 FRX
2136617A September 1984 GBX
Other references
  • Telephony, 1/16/84, p. 107; Anritsu Magnetic-Card Telephone. Telephony, 12/2/85, at p. 53: Card Phone ITT, Phillips & Brooks, Inc. Telcom Division. Telephony, 9/28/87: Landis & Gyr Coin Phone at p. 128. PGSE Off. Telecommun. J (G.B.), vol. 31, No. 3 (Autumn 1979) pp. 4-6; Micro-Processor-Controlled Payphone.
Patent History
Patent number: D302273
Type: Grant
Filed: Mar 18, 1988
Date of Patent: Jul 18, 1989
Assignee: Tamura Electric Works, Ltd. (Tokyo)
Inventors: Kenichi Adachi (Sagamihara), Shuichi Tamura (Yamato)
Primary Examiner: Horace B. Fay, Jr.
Law Firm: Townsend & Townsend
Application Number: 7/170,978