Collection
Serial/Series Title
2000 Census County Subdivision Block Map
52
Digital US Topo Maps: 7.5 Minute Series (Topographic)
50
2010 Census County Block Map
46
2010 Census P.L. 94-171 County Block Map
45
7.5 Minute Series (Topographic)
42
2000 Census County Block Map
39
1990 Census County Block Map
38
Digital Raster Graphic Topographic Maps: 7.5 Minute Series (Topographic)
25
2007 Economic Census Map
10
30 x 60 Minute Series (Topographic)
7
14 More
Decade
Month
Language
418 Matching Results
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Results:
409 - 418 of
418
Washing-Machine.
Patent for a washing machine that can be operated either standing or sitting.
Date:
October 31, 1911
Creator:
Mace, Tine H.
Object Type:
Patent
System:
The Portal to Texas History
Hog-Yoke.
Patent for a hog yoke, which prevents hogs from crawling under fences and rooting up their pen.
Date:
November 8, 1910
Creator:
McCarroll, William R.
Object Type:
Patent
System:
The Portal to Texas History
Road Grader
Patent for a road grader. Illustration included.
Date:
April 5, 1904
Creator:
Braly, Hugh L.
Object Type:
Patent
System:
The Portal to Texas History
Pipe Puller
Patent for a pipe puller design to be used in wells.
Date:
September 30, 1919
Creator:
Heckman, J.
Object Type:
Patent
System:
The Portal to Texas History
Pipe-Holder
Patent for a pipe-holder that is designed "to provide a novel, conveniently operated, effective and compact pipeholder" (line 8-10).
Date:
July 7, 1919
Creator:
Heckman, James
Object Type:
Patent
System:
The Portal to Texas History
Oil-Burner
Patent for new improvements to oil-burners in stoves and furnaces providing "a proper inlet of air to fire generated on the hearth" (lines 14-15) including instructions and illustrations.
Date:
January 23, 1912
Creator:
Braly, Hugh L.
Object Type:
Patent
System:
The Portal to Texas History
Safety-Clamp.
Patent for a safety clamp that secures wagon seats in place.
Date:
February 7, 1911
Creator:
Gammon, William Willey
Object Type:
Patent
System:
The Portal to Texas History
Disk Cultivator
Patent for improvements to a disk cultivators which allows for the disks to hit the ground at various angles, thus improving cultivation,
Date:
May 12, 1914
Creator:
Atkinson, William H.
Object Type:
Patent
System:
The Portal to Texas History
Disk Cultivator
Patent for an improvement on disk cultivators. This makes it easier to arrange the wheels on the disk cultivators to be able to work on the soil on land of different shapes and sizes.
Date:
December 30, 1914
Creator:
Craddock, John E.
Object Type:
Patent
System:
The Portal to Texas History
Agricultural Implement
Patent for a novel and improved implement of this general character including a plurality of supporting members provided with ground working elements together with a body positioned upon said supporting members and wherein said said supporting members and body are capable of relative movement transversely of the direction of travel of the implement.
Date:
August 7, 1917
Creator:
Harris, Joseph A. & Howard, Arthur W.
Object Type:
Patent
System:
The Portal to Texas History