Plane transducer

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Description

FIG. 1 is a top view of a plane transducer embodying my novel design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a perspective view taken from the front and right side thereof.

Referenced Cited
U.S. Patent Documents
D348616 July 12, 1994 Apigian et al.
4343198 August 10, 1982 Vendrzejczyk
Patent History
Patent number: D370422
Type: Grant
Filed: Nov 16, 1994
Date of Patent: Jun 4, 1996
Assignee: Chicago Bridge and Iron Technical Services Company (Oak Brook, IL)
Inventor: Alan R. Libby (Plainfield, IL)
Primary Examiner: Antoine Duval Davis
Law Firm: Marshall, O'Toole, Gerstein, Murray & Borun
Application Number: 0/31,063