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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
06/14/1983
Application #:
06311105
Filing Dt:
10/13/1981
Inventor:
WILLIAM A. MC PHEE
Title:
SHAPED CHARGE WELL PERFORATOR
Assignment: 1
Reel/Frame:
003945/0855Recorded: 01/28/1982Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
10/09/1981
Assignee:
DALLAS, TEXAS
Correspondent:
RICHARD M. BYRON
DRESSER INDUSTRIES, INC.
P.O. BOX 718
DALLAS, TX 75221
Assignment: 2
Reel/Frame:
004725/0094Recorded: 05/18/1987Pages: 26
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/30/1987
Assignee:
Correspondent:
WESTERN ATLAS INTERNATIONAL, INC.
P.O. BOX 2469
HOUSTON, TX 77252

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