4 Matching Results

Search Results

Results: 1 - 4

Improvement In Rotary Valve And Seat.

Description: Patent for an improvement in the construction of a rotary valve and seat. Specifications for the new construction and illustrations are included.
Date: August 5, 1879
Creator: Watkins, Edward L.
Partner: UNT Libraries Government Documents Department

Preserving and Storing Building.

Description: Patent for a preservation and storing building which uses ventilation and air purification to preserve perishable items. Includes a description of the building design and illustrations.
Date: August 5, 1902
Creator: Stukes, John Marion
Partner: UNT Libraries Government Documents Department

Improvement in Car-Axle Boxes.

Description: Patent for improvement to car-axle boxes, specifically "Oil-Collectors for Railroad Journals" (line 6), including illustrations.
Date: August 5, 1879
Creator: Morris, Robert C. & McLane, Hiram H.
Partner: UNT Libraries Government Documents Department

Advertising-Sign.

Description: Patent for an advertisement sign with a translucent display band that illuminates different sections of letters, numbers, or figures, in various colors, giving the appearance of animation.
Date: August 5, 1919
Creator: Craig, Richard M.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen