Keijo Makela

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Espoo, FI

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Patents Grantslast 30 patents

Information Patent Grant
Proof testing method and apparatus for optical fibres
- Patent number 6,892,589
- Issue date May 17, 2005
- Nextrom Holding S.A.
- Harri Turunen
- G01 - MEASURING TESTING
Information Patent Grant
Valve system, e.g. for analyzers
- Patent number 4,991,628
- Issue date Feb 12, 1991
- Kone Oy
- Keijo Makela
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Procedure for implementing selection of liquids in liquid dispensin...
- Patent number 4,974,459
- Issue date Dec 4, 1990
- Kone Oy
- Keijo Makela
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Proof testing method and apparatus for optical fibres
- Publication number 20030167855
- Publication date Sep 11, 2003
- Harri Turunen
- G02 - OPTICS