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Klaus U. Driedger
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Edmonton, CA
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last 30 patents
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Patent Grant
Grain elevator
Patent number
4,563,844
Issue date
Jan 14, 1986
Buffalo Beton Ltd.
Klaus U. Driedger
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Patent Grant
Pre-fabricated grain elevator
Patent number
4,450,657
Issue date
May 29, 1984
ABL Engineering Ltd.
Klaus U. Driedger
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Pre-fabricated grain elevator
Patent number
4,362,453
Issue date
Dec 7, 1982
ABL Engineering Ltd.
Klaus U. Driedger
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL