Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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09/19/1989
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Application #:
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07138325
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Filing Dt:
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12/28/1987
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Inventor:
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DENNIS F. VANDERWERF
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Title:
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RETROFOCUS LENS FOR OVERHEAD PROJECTOR
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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3M CENTER |
ST. PAUL, MINNESOTA 55144 |
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MERCHANT, GOULD, SMITH, EDELL, WELTER & |
SCHMIDT |
ATTN: LINDA M. BYRNE |
1000 NORWEST CENTER |
ST. PAUL, MN 55101 |
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