Acoustical ranging transceiver

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Description

FIG. 1 is a top perspective view of an acoustical ranging transceiver showing my new design;

FIG. 2 is a front elevational view thereof, the rear and side views being identical thereto;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a cross-sectional, side elevational view thereof taken generally along the line 5-5 of FIG. 3.

Referenced Cited
U.S. Patent Documents
4494123 January 15, 1985 Moore et al.
5264863 November 23, 1993 Miner, Jr. et al.
Patent History
Patent number: D357678
Type: Grant
Filed: Oct 6, 1993
Date of Patent: Apr 25, 1995
Assignee: Meyer Sound Laboratories Incorporated (Berkeley, CA)
Inventor: John D. Meyer (Berkeley, CA)
Primary Examiner: Terry A. Wallace
Attorney: Donald L. Beeson
Application Number: 0/13,914