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Hartland Products Company, Inc.
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Hartland, WI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Adjustable height lighting fixture with swivel mounted lamp assembly
Patent number
4,425,610
Issue date
Jan 10, 1984
Hartland Products Company, Inc.
Larry J. Krubsack
F21 - LIGHTING
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Patent Grant
Concealable lighting fixture
Patent number
4,424,555
Issue date
Jan 3, 1984
Hartland Products Company, Inc.
Ronald H. Krubsack
F21 - LIGHTING
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