Improvement in Seeding-Machines. (open access)

Improvement in Seeding-Machines.

Patent for the improvement of seed-planters using a rotary system to distribute seeds from a drum and into the soil, including illustration.
Date: September 4, 1860
Creator: Park, A. R.
Object Type: Patent
System: The Portal to Texas History
Texas Attorney General Opinion: S-36 (open access)

Texas Attorney General Opinion: S-36

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, John Ben Shepperd, regarding a legal question submitted for clarification: Authority of the commissioners' court to approve the expenditure of county funds to send a representative to Mexico City to confer with various interested persons respecting removal of a ban by the Republic of Mexico on the use of the migratory labor in Brazoria County.
Date: May 4, 1953
Creator: Texas. Attorney-General's Office.
Object Type: Text
System: The Portal to Texas History
Coffee-Pot (open access)

Coffee-Pot

Patent for a simplified coffee pot that extracts coffee by using boiling water and the receptacle without changing the structure of the device.
Date: July 4, 1905
Creator: Haley, William L.
Object Type: Patent
System: The Portal to Texas History
Rail Connection (open access)

Rail Connection

Patent for a rail connection. This invention consists of heavy fish-plates and screw bolts that are supported between adjacent cross ties
Date: January 4, 1910
Creator: Grass, Henry
Object Type: Patent
System: The Portal to Texas History
Means for Reducing Wear in the Working Barrels of Pumps (open access)

Means for Reducing Wear in the Working Barrels of Pumps

Patent for a means of reducing wear in the working barrels of pumps. The pumps made in this wat are specially adapted for operations in water or oil wells where the fluid being pumped is is mixed with sand and sediment.
Date: March 4, 1919
Creator: Carmichael, Robert E.
Object Type: Patent
System: The Portal to Texas History
Rotary Boring Drill (open access)

Rotary Boring Drill

Patent for a rotary boring drill to be used in mining and drilling.
Date: March 4, 1919
Creator: Carmichael, R. E.
Object Type: Patent
System: The Portal to Texas History