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Releasable holding means for window or screen
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Patent number 4,169,617
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Issue date Oct 2, 1979
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International Telephone & Telegraph Corporation
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Paul W. Koeneman
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Plastic storm door
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Patent number 4,155,200
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Issue date May 22, 1979
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International Telephone & Telegraph Corporation
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Peter R. Emanuel
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS