Ferdinand Leifeld

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Kempen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process for the manufacture of flat sheets or webs
- Patent number 4,086,316
- Issue date Apr 25, 1978
- Eduard Kusters
- Klaus Ahrweiler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for the treatment of textile, fleece and similar webs
- Patent number 3,997,928
- Issue date Dec 21, 1976
- Kusters; Eduard
- Ferdinand Leifeld
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Method for dyeing carpets and the like
- Patent number 3,964,860
- Issue date Jun 22, 1976
- Kusters; Eduard
- Ferdinand Leifeld
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...