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in subjects: "chimney cowls"  
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Chimney-Cowl

Description: Patent for low cost chimney cowl improvements to insure proper draft and prevent fires.
Date: March 12, 1918
Creator: Burch, Robert S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Chimney-Cowl.

Description: Patent for an elbow-shaped chimney cowl that is simple yet durable, which may be attached to chimneys of various sizes. It It has a vane that enables the cowl to turn and send smoke in the direction the wind is blowing. It also has a screen to cover the opening, which will prevent large sparks or partially burned materials from exiting the chimney.
Date: December 5, 1911
Creator: Powell, John T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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