Electrical Battery (open access)

Electrical Battery

Patent for an electrical battery. Illustration included.
Date: June 14, 1904
Creator: Haschke, Juluis E. & Haschke, Feodor G.
Object Type: Patent
System: The Portal to Texas History
Cotton-Press. (open access)

Cotton-Press.

Patent for a cotton-press that compresses "cotton as it is delivered from the gin into convenient shape and size of bundle, for facilitating the transportation thereof" (lines 12-15).
Date: June 25, 1895
Creator: Taylor, George
Object Type: Patent
System: The Portal to Texas History
Asian Carp and the Great Lakes Region (open access)

Asian Carp and the Great Lakes Region

Report describing threats to waterways in the Great Lakes area by invasive carp species. It includes background about the various species, the potential negative impacts and federal responses, as well as litigation, international concerns (regarding Canada), and areas of interest for Congress.
Date: June 25, 2010
Creator: Buck, Eugene H.; Upton, Harold F.; Stern, Charles V. & Nichols, James E.
Object Type: Report
System: The UNT Digital Library
Oil Burner (open access)

Oil Burner

Patent for a oil burner. "This invention relates to improvements in that class of burners used for burning hydrocarbon oils or liquid fuel, and while it is more especially intended to be used for heating steam generators or boiler" (8-12) illustrations included.
Date: June 16, 1903
Creator: Wafer, William H.
Object Type: Patent
System: The Portal to Texas History