872 Matching Results

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Rotary Disk Drill (open access)

Rotary Disk Drill

Patent for an improvement to rotary disk drills that prevent excessive wear on the cutting edge of the disk.
Date: March 7, 1916
Creator: Hughes, Howard R.
Object Type: Patent
System: The Portal to Texas History
Detachable Drill-Bit. (open access)

Detachable Drill-Bit.

Patent for a detachable drill bit for use in drilling deep wells via the rotary method, where the bit can be replaced with the drill stem still in the bore.
Date: March 23, 1916
Creator: Carden, David A.
Object Type: Patent
System: The Portal to Texas History
Fruit Gatherer. (open access)

Fruit Gatherer.

Patent for a fruit gatherer whereby fruit is picked without injury to fruit or tree.
Date: August 8, 1916
Creator: White, Benjamin F.
Object Type: Patent
System: The Portal to Texas History
Camera. (open access)

Camera.

Patent for "means for accurately focusing the main or photographic lens without relying upon the scale; to provide means for determining the full extent of the view to be photographed; and to provide for seeing the image upon a ground glass up to the moment of exposure." (lines 10-16)
Date: August 15, 1916
Creator: Overman, Charles Joseph
Object Type: Patent
System: The Portal to Texas History
The Caddo Oil and Gas Field, Louisiana and Texas (open access)

The Caddo Oil and Gas Field, Louisiana and Texas

This article is based on the production of oil in the Caddo oil and gas field on the Gulf Coastal plain.
Date: 1916
Creator: Matson, George Charlton
Object Type: Report
System: The Portal to Texas History
Churn Dasher (open access)

Churn Dasher

Patent for a device used to make butter by churning cream.
Date: September 7, 1916
Creator: Davis, Thomas C.
Object Type: Patent
System: The Portal to Texas History
Cigarette-Paper-Holding Attachment For Tobacco-Boxes. (open access)

Cigarette-Paper-Holding Attachment For Tobacco-Boxes.

Patent for a cigarette paper attachment to be placed within the tobacco box for easier access to the tobacco paper.
Date: August 1, 1916
Creator: Rose, Bertram A.
Object Type: Patent
System: The Portal to Texas History
Door-Fastener. (open access)

Door-Fastener.

Patent for a door-fastener, lock, that can be attached to on the facing side or from the inside so that the fastener cannot be unlocked from the outside. The door-fastener is light weight so that it can be easily carried about.
Date: January 4, 1916
Creator: Scroggins, Fred.
Object Type: Patent
System: The Portal to Texas History