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Michael R. Gerbo
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Conrad, IA, US
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last 30 patents
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Patent Grant
Nipple valve waterer
Patent number
6,668,754
Issue date
Dec 30, 2003
Ritchie Industries, Inc.
Michael R. Gerbo
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Animal alignment guide for a nipple valve waterer
Patent number
5,709,170
Issue date
Jan 20, 1998
Ritchie Industries, Inc.
Michael R. Gerbo
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Animal alignment guide for a nipple valve waterer
Patent number
5,603,286
Issue date
Feb 18, 1997
Ritchie Industries, Inc.
Michael R. Gerbo
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING