Microphone

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Description

FIG. 1 is a perspective view of a microphone showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a perspective view of a second embodiment of my new design;

FIG. 6 is a rear elevational view of the second embodiment of my design;

FIG. 7 is a top plan view of the second embodiment;

FIG. 8 is a bottom plan view of the second embodiment;

FIG. 9 is a perspective view of a third embodiment of my new design;

FIG. 10 is a rear elevational view of the third embodiment;

FIG. 11 is a left side elevational view of the third embodiment;

FIG. 12 is a bottom plan view of the third embodiment;

FIG. 13 is a perspective view of a fourth embodiment of my new design;

FIG. 14 is a top plan view of the fourth embodiment; and

FIG. 15 is a bottom plan view of the fourth embodiment.

Referenced Cited
U.S. Patent Documents
D213567 March 1969 Kahn
D239722 April 1976 Schmidt
3201530 August 1965 Levy et al.
3459902 August 1969 Warning
3527902 September 1970 Liempd
Patent History
Patent number: D247706
Type: Grant
Filed: Apr 1, 1977
Date of Patent: Apr 11, 1978
Inventor: William J. Armstrong (Cedar Rapids, IA)
Primary Examiner: Bernard Ansher
Attorney: Noel F. Heal
Application Number: 5/783,858
Classifications
Current U.S. Class: D14/12
International Classification: D1401;