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Vladimir Jonak
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Tumba, SE
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last 30 patents
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Patent Grant
Flow indicating device and method
Patent number
4,706,504
Issue date
Nov 17, 1987
Alfa-Laval Marine and Power Engineering AB
Vladimir Jonak
G01 - MEASURING TESTING
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Patent Grant
Control valve
Patent number
4,208,031
Issue date
Jun 17, 1980
Alfa-Laval AB
Vladimir Jonak
G05 - CONTROLLING REGULATING