Patent Assignment Details
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Reel/Frame: | 005611/0629 | |
| Pages: | 2 |
| | Recorded: | 02/20/1991 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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08/04/1992
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Application #:
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07658180
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Filing Dt:
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02/20/1991
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Title:
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SUB-BAND ACOUSTIC ECHO CANCELLER
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Correspondence name and address
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HELFGOTT & KARAS
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60TH FLOOR
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EMPIRE STATE STREET
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NEW YORK, NY 10118-0110
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