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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
10/09/1990
Application #:
07447831
Filing Dt:
12/08/1989
Inventors:
DAVID K. HSU, FRANK J. MARGETAN, DONALD O. THOMPSON, MICHAEL D. HASSELBUSCH et al
Title:
MEANS AND METHOD FOR NONUNIFORM POLING OF PIEZOELECTRIC TRANSDUCERS
Assignment: 1
Reel/Frame:
005252/0464Recorded: 03/12/1990Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
11/28/1989
Exec Dt:
11/28/1989
Exec Dt:
11/28/1989
Exec Dt:
11/28/1989
Exec Dt:
11/28/1989
Exec Dt:
11/28/1989
Assignee:
315 BEARDSHEAR HALL
AN IA CORP.
AMES, IOWA 50011
Correspondent:
STEVEN C. PRICE
315 BEARDSHEAR HALL
AMES, IA 50011

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