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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
09/27/1988
Application #:
07025215
Filing Dt:
03/12/1987
Inventor:
DOUGLAS G. CALVIN
Title:
CORROSION-RESISTANT OVERLAY FOR THE EDGE OF BUTTERFLY VALVES
Assignment: 1
Reel/Frame:
004677/0988Recorded: 03/12/1987Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
03/09/1987
Assignee:
Correspondent:
C. JAMES BUSHMAN
BROWNING, BUSHMAN, ZAMECKI & ANDERSON
5718 WESTHEIMER, SUITE 1800
HOUSTON, TX 77057
Assignment: 2
Reel/Frame:
005300/0416Recorded: 03/08/1990Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
02/26/1990
Assignee:
9600 WEST GULF BANK DRIVE
A DE CORP.
HOUSTON, TEXAS 77040
Correspondent:
C. JAMES BUSHMAN
5718 WESTHEIMER
SUITE 1800
HOUSTON, TX 77057

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