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George C. Stevens
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Northwood, NH, US
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last 30 patents
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Patent Grant
Bird counter
Patent number
5,983,837
Issue date
Nov 16, 1999
American Calan, Inc.
Douglas V. Briggs
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Poultry transport compartment with inwardly opening doors
Patent number
5,596,950
Issue date
Jan 28, 1997
American Calan, Inc.
Douglas V. Briggs
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Patent Grant
Poultry harvester
Patent number
5,325,820
Issue date
Jul 5, 1994
American Calan, Inc.
Douglas V. Briggs
G06 - COMPUTING CALCULATING COUNTING