UNT Libraries Government Documents Department - 3 Matching Results

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Ledger with Visible Index.

Patent for a ledger with a visible index of numbers and names with tabs to allow accounts to be looked up easily.

Date: April 19, 1910

Creator: Kellner, Eugene

Item Type: Patent

Saw-Table Gage.

Patent for a saw-table cutting stop that can be very quickly set and which automatically indicates the distance from the stop to the saw.

Date: April 19, 1921

Creator: Krocker, Adolf G.

Item Type: Patent

Patent for a new and improved stove-pipe damper. This design consists in "[t]he combination, with a damper-blade with a spindle rigidly attached thereto and having at one end a cylindrical pivot projecting beyond the periphery of the blade, and at the opposite end a screw projecting beyond said periphery, of a supporting-ring in which the projecting ends of said spindle are journaled, the bearing of the cylindrical end of said spindle being in an inwardly-bent portion of said supporting-ring" (… more

Date: April 19, 1887

Creator: Lederle, Edward Emil

Item Type: Patent

UNT Libraries Government Documents Department - 3 Matching Results

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Ledger with Visible Index.

Saw-Table Gage.

Stove Pipe Damper.