(84) |
Designated Contracting States: |
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AT BE CH DE FR GB IT LI LU NL SE |
(30) |
Priority: |
25.01.1985 US 19850694798 21.01.1986 US 19860820163
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(71) |
Applicant: THE POPULATION COUNCIL, INC. |
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New York New York 10021 (US) |
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(72) |
Inventors: |
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- CHANG, Chin, Chuan
Fresh Meadows, NY 11365 (US)
- TSONG, Yun-Yen
North Caldwell, NJ 07006 (US)
- NASH, Harold, A.
Harrington Park, NJ 07640 (US)
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(74) |
Representative: van der Beek, George Frans |
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Nederlandsch Octrooibureau Scheveningseweg 82 P.O. Box 29720 NL-2502 LS 's-Gravenhage NL-2502 LS 's-Gravenhage (NL) |
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