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6 Matching Results
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6
Cross-Tie.
Patent for a railroad cross tie made of concrete and metal, which can be attached without spikes or bolts.
Date:
October 24, 1911
Creator:
Whaley, Albert L.
Object Type:
Patent
System:
The Portal to Texas History
The Progressive Advertiser (Dekalb, Tex.), Vol. 10, No. 14, Ed. 1 Thursday, October 15, 1914
Weekly newspaper from DeKalb, Texas that includes local, state, and national news along with advertising.
Date:
October 15, 1914
Creator:
Turner, H. A.
Object Type:
Newspaper
System:
The Portal to Texas History
Relief Valve Gear
Patent for relief valve gear. Illustration included.
Date:
October 1, 1912
Creator:
Edwards, George F. & Tilson, Martin D.
Object Type:
Patent
System:
The Portal to Texas History
Shock-Absorber.
Patent for a shock absorber for motor vehicles that have springs systems extending transversely to the vehicle body. The shock absorber is designed to absorb and break the sudden movements of the vehicle enabling an easier ride than would otherwise be possible.
Date:
October 30, 1917
Creator:
Williams, Robert Sears
Object Type:
Patent
System:
The Portal to Texas History
Subsoil Attachment for Plows.
Patent for a subsoil attachment for plows in which the attachment can be “held fixedly relative to the plow so as to be maintained constantly at the desired depth without pushing upwardly under the resistance offered by the soil. This attachment can also be adjusted easily to plow to the desired depths.” (P. 1, lines 15-22.) Illustration is included.
Date:
October 14, 1913
Creator:
Mathis, William R.
Object Type:
Patent
System:
The Portal to Texas History
Wrist Blotter
Patent for a wrist blotter that provides a simple and inexpensive blotter to be attached to the wrist.
Date:
October 1, 1918
Creator:
Cardwell, Harland W.
Object Type:
Patent
System:
The Portal to Texas History