Agromatic Inc. logo on red background.

Incorporated as Agromatic Inc., Dean Birschbach purchases company.

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Marcia Hoppman (left), David Hoppman (center) and Steve Hoppman (right).

Vernon Hoppman dies; David and Marcia Hoppman become sole owners.

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Dean Birschbach: owner of Agromatic Inc.

Dean Birschbach starts working as drill operator.

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Overhead view of Agromatic Inc. building in the 1970s.

Company moves to N6989 Rolling Meadows Dr. Fond du Lac, WI A.F.Klinzing Co. Foundry Division is sold to George Prentice.

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Vernon Hoppman, David Hoppman and Mary Prentice become owners.

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Agromatic a Division of A. F. Klinzing Co., Inc. metal sign.

Name changes to Agromatic, a division of A.F.Klinzing Co. Inc.

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A. F. Klinzing Co. at the Fond du Lac County Skyport hanger.

Manufacturing moves to former Fond du Lac Co. Skyport hangar on Prairie Road.

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Klinzing "K" logo: SAY "CLEANSING".

Main office locates at 740 North Plankinton Ave. Milwaukee, WI.

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