Fetal communication device

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Description

FIG. 1 is a front elevational view of a fetal communication device showing our new design;

FIG. 2 is a left side elevational view thereof, the right side elevational view being a mirror image;

FIG. 3 is a rear elevational view thereof; and

FIGS. 4 and 5 are respectively top and bottom plan views thereof.

Referenced Cited
U.S. Patent Documents
D59543 November 1921 Durod
434672 August 1890 Mersick
534543 February 1895 Berliner
564898 July 1896 Perpente
735645 August 1903 Wood
1656914 January 1928 Hart
1922385 August 1933 McKesson
3082838 March 1963 Gajdosik
3346069 October 1967 Speelman
4187635 February 12, 1980 Deissler
4685448 August 11, 1987 Shames et al.
Foreign Patent Documents
1740 December 1877 DE2
Ad.529 1891 GBX
202268 October 1923 GBX
Patent History
Patent number: D297234
Type: Grant
Filed: Oct 20, 1986
Date of Patent: Aug 16, 1988
Assignee: Pregaphone Inc. (Ventura, CA)
Inventors: Janet D. Hodson (Ventura, CA), Fredrika M. Strandfeldt (Santa Barbara, CA)
Primary Examiner: Horace B. Fay
Application Number: 6/920,952
Classifications
Current U.S. Class: D14/52; D14/92; D14/67; D14/12; Mouthpieces (181/21); 128/1R