Walter Ingwersen

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Nindorf, DT

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Patents Grantslast 30 patents

Information Patent Grant
Combating pests with di-(2-thioureido-(N-alkoxycarbonyl)-N-phenylur...
- Patent number 4,044,045
- Issue date Aug 23, 1977
- Norddeutsche Affinerie
- Werner Perkow
- C07 - ORGANIC CHEMISTRY