4 Matching Results

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Improvement in Ironing Apparatus. (open access)

Improvement in Ironing Apparatus.

Patent for "a certain new and useful improvements in Ironing-Machines"
Date: February 29, 1876
Creator: Cottingham, Gideon W. & Cottingham, James P.
System: The Portal to Texas History
Improvement in Instruments for Filling Teeth (open access)

Improvement in Instruments for Filling Teeth

Patent for improvement in instruments for filling teeth. "The object of this invention is to furnish an improved mode of filling teeth, by the use of which the filling may be built up, hardened, and polished at once, so that the filling will be as hard as marble when the patient leaves the operator's chair, and so that they can be immediately used for masticating."
Date: February 29, 1876
Creator: Ludwig, Carl D.
System: The Portal to Texas History
Improvement in Bale-ties. (open access)

Improvement in Bale-ties.

Patent for "an improvement on the patented bale-tie" (lines 15-16) which includes lugs to "lock" the tie (line 22) including instructions and illustrations.
Date: February 29, 1876
Creator: Horton, Jesse R.
System: The Portal to Texas History
Improvement in Carbureters (open access)

Improvement in Carbureters

Patent for improvements in carburetor design including illustrations of 2 views of a vertical cross section of a carburetor.
Date: August 29, 1876
Creator: Schmidt, Martin
System: The Portal to Texas History