3 Matching Results

Results open in a new window/tab.

Improvement in Spectacle-Frames. (open access)

Improvement in Spectacle-Frames.

Patent for "spectacle-frames in which the bows are turned into a coil near the points where they are connected to the lens-hoops for the purpose of forming spring-joints, instead of the ordinary pivot-joints." (Lines 6-10) Includes instructions and illustrations.
Date: November 30, 1875
Creator: Stewart, John W.
System: The Portal to Texas History
Improvement in Bale-Ties. (open access)

Improvement in Bale-Ties.

Patent for improvement in bale-ties. "This invention relates to that class of ties or hoops for cotton-bales, in which the band of hoop iron is provided with rigid hooks, studs, or buttons, and matching perforations as means for adjustably uniting the ends."
Date: October 23, 1875
Creator: Powell, Amos N.
System: The Portal to Texas History
Improvement in Cotton-Presses. (open access)

Improvement in Cotton-Presses.

Patent for improvement in cotton-presses, which increases convenience by using detachable parts to facilitate insertion of material and a windlass with a system of cords and levers to increase compression of cotton.
Date: November 30, 1875
Creator: Wallace, Wesley W.
System: The Portal to Texas History