3 Matching Results

Search Results

Results: 1 - 3

Improvement in Gun-Locks.

Description: Patent for "a novel application of hair-trigger catch to the main trigger, which operates together with a holder and separate springs." (Lines 30-33) Includes instructions and illustrations.
Date: August 16, 1870
Creator: Deutz, Joseph
Partner: UNT Libraries Government Documents Department

Improvement in Coffee-Mills.

Description: Patent for an improvement to upright coffee-mills, "whereby the bearings are always maintained in their true relative positions, while the strain on the two is made automatically counteracting, and each part of the shell firmly and effectually supported by the other." (Lines 10-14) Includes instructions and illustrations.
Date: August 16, 1870
Creator: Richer, Francois Charles
Partner: UNT Libraries Government Documents Department

Improved Bedstead-Fastening

Description: Patent for improvements in the mode of fastening the rail to the post of bedsteads.
Date: August 16, 1870
Creator: Maulding, Pres.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen