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4 Matching Results
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Combined Board-Set and Nail-Driver
Patent for a combined board set and nail driver that allows nails to be driven into wall boards without scarring the wood.
Date:
August 15, 1911
Creator:
Vaughan, Alonzo
Object Type:
Patent
System:
The Portal to Texas History
Final Study Report: Cypress Creek Overflow Management Plan
Report giving a flood management plan for the Cypress Creek overflow area in Harris County.
Date:
August 15, 2015
Creator:
SWA
Object Type:
Report
System:
The Portal to Texas History
Improvement in plow-stocks.
Patent for an improvement on the plow stock that allows the user to use different plow blades and standards, depending on what kind of plowing needs to be done. Includes illustrations.
Date:
August 15, 1876
Creator:
Price, James Alvin
Object Type:
Patent
System:
The Portal to Texas History
Gas-Governor.
Patent for an improved gas governor that are used with gas-meters in supply-buildings and accurately regulates gas flow and pressure. The invention is a general improvement on gas governors, and is efficient in its operation.
Date:
August 15, 1893
Creator:
Martyr, Leonard W. & Eldridge, Hilliary
Object Type:
Patent
System:
The Portal to Texas History