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Theodorus A. Wellink
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Groenlo, NL
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Vehicle for bulk transport of powder-form, granular or pellet-like...
Patent number
4,884,923
Issue date
Dec 5, 1989
Welgro B.V.
Theodorus A. Wellink
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL