Security telephone

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Description

FIG. 1 is a top plan view of a security telephone showing our new design;

FIG. 2 is a front elevation thereof;

FIG. 3 is a left side elevation thereof;

FIG. 4 is a right side elevation thereof;

FIG. 5 is a rear elevation thereof; and

FIG. 6 is a top front perspective view with the handset removed for clarity of illustration.

Referenced Cited
U.S. Patent Documents
D218940 October 1970 Tyson et al.
D219224 November 1970 Payne
D251844 May 15, 1979 Kramer
3911446 October 1975 Albertini
3982072 September 21, 1976 Dean
Patent History
Patent number: D259043
Type: Grant
Filed: Jun 14, 1978
Date of Patent: Apr 28, 1981
Assignee: International Telephone and Telegraph Corporation (New York, NY)
Inventors: Martin Feinberg (Montvale, NJ), John De filippis (South Amboy, NJ), Ting W. Wong (Ocean Port, NJ)
Primary Examiner: Bernard Ansher
Attorney: John T. O'Halloran
Application Number: 5/915,684
Classifications
Current U.S. Class: D14/53
International Classification: D1403;