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Erich Lange
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Monchen Gladbach, DE
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last 30 patents
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Adjustable valve locking system
Patent number
4,471,801
Issue date
Sep 18, 1984
Rheinische Armaturenund Maschinenfabrik Albert Sempell
Erich Lange
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...