Improvements in and relating to Venetian Blinds
4716. Le Duc, P. L. March 5. Window blinds, venetian. Instead of ladder tapes, zig-zag wires or springs E with ey(s at each angle are used. Each spring is fixed, as shown at P, to the top and bottom laths, the eyes being screwed or driven into the edges of the laths. The intermediate laths rest on m...
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