Patent Assignment Details
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| Reel/Frame: | 004393/0737 | |
| Pages: | 1 |
| | Recorded: | 03/29/1985 | | |
| 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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05/19/1987
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Application #:
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06717416
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Filing Dt:
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03/29/1985
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Title:
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METHOD FOR RENDERING VISIBLE THE LINE OF SEPARATION BETWEEN CATION EXCHANGERS AND ANION EXCHANGERS IN MIXED-BED FILTERS
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Correspondence name and address
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SPRUNG, HORN, KRAMER & WOODS
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600 THIRD AVE.,
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NEW YORK, NY 10016
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