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Patent Assignment Details
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Reel/Frame:005979/0995   Pages: 2
Recorded: 12/31/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 1
1
Patent #:
Issue Dt:
07/20/1993
Application #:
07815662
Filing Dt:
12/31/1991
Title:
DOWNHOLE ELECTRO-HYDRAULIC VERTICAL SHEAR WAVE SEISMIC SOURCE
Assignor
1
Exec Dt:
12/31/1991
Assignee
1
1000 SOUTH PINE
PONCA CITY, OKLAHOMA 74603
Correspondence name and address
M. KATHRYN BRAQUET TSIRIGOTIS
PATENT AND LICENSING DIVISION
CONOCO INC.
P.O. BOX 1267
PONCA CITY, OK 74603

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