UNT Libraries Government Documents Department - 14 Matching Results

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Combination Pool and Billiard Table.

Description: Patent for a combination pool and billiard table. The table has plugs for the pockets, which can be used to convert the table from a pool to a billiard table. There is also a circular removable covering, which converts the table from a game table to an ordinary household table.
Date: July 23, 1918
Creator: Lee, Hoard
Item Type: Refine your search to only Patent

Gas-Burner.

Description: Patent for gas burners that are made for water heaters to prevent "back firing" by building them so that they can be placed on the side of the heater rather than underneath it, so that liquid does not fall on the burner.
Date: May 23, 1916
Creator: Cochran, Harry A.
Item Type: Refine your search to only Patent

Mail Box Signal

Description: Patent for a mail box signal which is attached to a locking system on the mail box which prevents anyone from changing the signal without unlocking the box.
Date: August 23, 1910
Creator: Harmon, William E.
Item Type: Refine your search to only Patent

Potato Screening and Sorting Machine.

Description: Patent for "new and useful Improvements in Potato Screening and Sorting Machines" (lines 6-8). "This invention relates to potato screening and sorting machines, and has for one of its objects the provision of a machine of this character, which is simple in construction, efficient in operation, and which can be manufactured at a nominal cost" (lines 13-18).
Date: November 23, 1915
Creator: Harris, Thomas Sanders & Morgan, Joseph Penell
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Reamer.

Description: Patent for an enlarged reamer for maintaining the gage of the hole comprising a head threaded at one end for attachment to the drill and disk-shaped reaming cutters housed in slots in the sides.
Date: April 23, 1918
Creator: Hughes, Howard R.
Item Type: Refine your search to only Patent

Rotary Boring-Drill.

Description: Patent for a rotary boring drill that will "provide a cutting surface for the cutter" (lines 20-21) for drilling wells, particularly "roller cutters of the cone type used in drilling rock of other hard formation." (lines 13-15)
Date: December 23, 1919
Creator: Hughes, Howard R.
Item Type: Refine your search to only Patent

Well-Screen.

Description: Patent for a "well screen in which a maximum screening area is obtained without weakening the frame" (lines 11-13) including instructions and illustrations.
Date: July 23, 1918
Creator: Layne, Mahlon E.
Item Type: Refine your search to only Patent
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