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Petrus A. Dierikx
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Bergen op Zoom, NL
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last 30 patents
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Gate valves
Patent number
5,085,403
Issue date
Feb 4, 1992
R.M.I. Holland B.V.
Petrus A. Dierikx
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...