Collection
Texas Patents
1,052
United States Census Map Collection
757
Texas State Publications
611
USGS Topographic Map Collection
210
Texas Attorney General Opinions
43
Docs In The News
19
Texas Laws and Resolutions Archive
17
Technical Report Archive and Image Library
2
Texas Soil Surveys
2
Defense Base Closure and Realignment Commission
1
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San Antonio Monthly Reports
243
San Antonio Board of Adjustment Monthly Report
220
San Antonio Monthly Permit Report
219
2000 Census County Subdivision Block Map
188
San Antonio Board of Review for Historic Districts and Landmarks Monthly Report
159
2000 Census County Block Map
157
1990 Census County Block Map
156
2010 Census County Block Map
123
2010 Census P.L. 94-171 County Block Map
123
7.5 Minute Series (Topographic)
111
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2,694 Matching Results
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Improvement in Fences.
Patent for improvements in fences: "simple and cheap construction, strong, and durable" (lines 21-22).
Date:
August 28, 1866
Creator:
Seabaugh, Conrad
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Gun-Locks.
Patent for gun locks: "This invention relates to the arrangement of a complete hair trigger for Colt's revolving pistols, which is so constructed that it may be adjusted to anyone of said pistols without the assistance of a gunsmith, the only tool required for the purpose being a screw driver." (lines 21-26.)
Date:
September 11, 1866
Creator:
Schenck, F.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Baling Press.
Patent for improvement in baling press "for compressing cotton, hay, and other substances for baling" (lines 10-11).
Date:
November 20, 1866
Creator:
Gillis, C. W.
Object Type:
Patent
System:
The Portal to Texas History
Improved Medical Preparation.
Patent for an invention of a powder that is said to aid in curing scurvy. The patent includes a description, instructions, but no illustration(s).
Date:
June 11, 1867
Creator:
Lege, Charles L.
Object Type:
Patent
System:
The Portal to Texas History
Improved Medicinal Preparation.
Patent for improvements made the medicinal preparations generally used for poultices. The patented improvement involves the application of dried and powdered leaves, stalks, and joints of the cactus opuntia or cockinifer.
Date:
April 7, 1868
Creator:
Lege, Charles L.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Seed-Planters.
Patent for improvement in seed-planters by using a combination of lock-lever, bars, set-screw and a tongue to “construct accurate planters in which the planting may be readily done in exact check row, and which will allow the dropping device to be instantly thrown into or out of gear when desired.” (Lines 16-19) Illustration is included.
Date:
April 13, 1869
Creator:
Herrin, I. F.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Needle-Threaders for Sewing-Machines.
Patent for improvement in needle-threaders for sewing machines by using an “eyelet-frame that formed by two equal parallelopipeds. These parallelopipeds are being kept together by two springs and may be separated by pressing the pins toward each other.” (Lines 32-35) “The axis of a conical eyelet will be laid in the joint planes of the parallelopipeds, its apex in the front side, its basis in the opposite side of the eyelet-frame, through which eyelet the thread has to pass when the instrument is used and applied to the machine-needle.” (Lines 37-42) This instrument can be used with curved or straight needles. Illustration is included.
Date:
April 20, 1869
Creator:
Thielepape, Wilhelm C. A.
Object Type:
Patent
System:
The Portal to Texas History
Improved Compound for Destroying Vermin in Cattle
Patent for topical medication to kill screw-worms in livestock wounds.
Date:
August 10, 1869
Creator:
Kalteyer, Frederick
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Hair-Triggers
Patent for a hair-trigger for firearms.
Date:
August 24, 1869
Creator:
Schenck, F.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Hair-Triggers.
Patent for improvement in fire-arms by arranging a hair-trigger on to a fire-arm that have a guard and a trigger without alternation of the interior mechanism of the gun-lock; it is not necessary for the application of a fly in the hammer to prevent the catching of the trigger in the rest-notch of the hammer. (Lines 11-19) Illustration is included.
Date:
August 24, 1869
Creator:
Schenck, F.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Ox-Bows.
Patent for improvements to ox-bows so that they "shall not require bending, and which may be made in parts of the country where timber suitable for bending is scarce" (lines 9-12).
Date:
May 24, 1870
Creator:
Moore, Alfred L. D.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Gun-Locks.
Patent for "a novel application of hair-trigger catch to the main trigger, which operates together with a holder and separate springs." (Lines 30-33) Includes instructions and illustrations.
Date:
August 16, 1870
Creator:
Deutz, Joseph
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Kilns.
Patent for an improvement in the construction of kilns.
Date:
September 27, 1870
Creator:
Taylor, Peter C.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Apparatus for the Manufacture of Ice.
Patent for a refrigeration apparatus "in which a continuous operation is maintained by means of a current of ether or other volatile fluid which liquefies at a low temperature." (Lines 18-21) Includes instructions and illustrations.
Date:
November 28, 1871
Creator:
Mühl, A.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Fences.
Patent for improvement in iron fences by using rails and bars to support the braced posts. All the parts are easily taken apart, this flexibility allows the fence to be set on uneven as well as on level ground. Illustration is included.
Date:
July 23, 1872
Creator:
Lerick, Isaac N.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Extension Hat-Brims.
Patent for a "new and Improved Extension Hat Brim" (lines 3-4) with folding arms to extend the brim, including illustrations.
Date:
July 8, 1873
Creator:
Cassiano, I. Ygnacio
Object Type:
Patent
System:
The Portal to Texas History
Improvement in extension hat-brims.
Patent for "a new and Improved Extension Hat-Brim" (lines 3-4) which can be extended or folded back by the wearer. Includes illustrations.
Date:
July 8, 1873
Creator:
Cassiano, I. Ygnacio
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Saddles.
Patent for re-enforcing and strengthening the front of a saddle.
Date:
September 13, 1873
Creator:
McGrath, Thomas H.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Adjustable Hats.
Patent for a mechanism improving the ability to adjust the shape of a hat to fit different sized heads. The patent is for an "adjustable attachment for enlarging and contracting" the hat's design.
Date:
August 30, 1873
Creator:
Cassiano, Ygnacio I.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Animal-Traps.
Patent for an improvement in animal traps to catch animals without bait, including illustrations.
Date:
March 10, 1874
Creator:
De Vilbiss, John W., Jr.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Planters, Cultivators, and Stalk-Choppers.
Patent for a combined planter, cultivator, and chopper.
Date:
May 12, 1874
Creator:
McCaleb, John L.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Scrapers.
Patent for a horse-drawn excavator that includes a scoop attached to wheels.
Date:
June 16, 1874
Creator:
Arcos, Ignacio
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Medicinal Extracts.
Patent for the extract of Dasylirion graminifolium. This describes the method of acquiring the extract as well as illnesses the extra is purported to treat.
Date:
July 14, 1874
Creator:
Bihl, Charles A.
Object Type:
Patent
System:
The Portal to Texas History
Imporvement in Combined Spades and Hoes.
Patent for a new combination/convertible spade and hoe design with instructions and illustrations.
Date:
September 11, 1874
Creator:
Cassiano, I. Ygnacio
Object Type:
Patent
System:
The Portal to Texas History