Hermann Pfeifer

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Geneva, CH

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for cleaning an open-end spinning rotor
- Patent number 4,339,914
- Issue date Jul 20, 1982
- Officine Savio, S.p.A.
- Hermann Pfeifer
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Procedure for cleaning a rotor of a spinning unit of the open-end type
- Patent number 4,315,399
- Issue date Feb 16, 1982
- Officine Savio S.p.A.
- Hermann Pfeifer
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Re-attachment device for an open-end type spinning frame
- Patent number 4,295,330
- Issue date Oct 20, 1981
- Officine Savio, S.p.A.
- Hermann Pfeifer
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING