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Karl B. Himmelberger
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Lancaster, PA, US
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last 30 patents
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Patent Grant
Apparatus for segmenting building boards
Patent number
4,815,644
Issue date
Mar 28, 1989
Armstrong World Industries, Inc.
John R. Garrick
B26 - HAND CUTTING TOOLS CUTTING SEVERING
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Patent Grant
Method for segmenting building boards and apparatus therefor
Patent number
4,742,945
Issue date
May 10, 1988
Armstrong World Industries, Inc.
John R. Garrick
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Method for segmenting building boards and apparatus therefor
Patent number
4,646,955
Issue date
Mar 3, 1987
Armstrong World Industries, Inc.
John R. Garrick
B26 - HAND CUTTING TOOLS CUTTING SEVERING
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Patent Grant
Acoustically porous building materials
Patent number
4,585,685
Issue date
Apr 29, 1986
Armstrong World Industries, Inc.
John S. Forry
E04 - BUILDING