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.
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Titles
Main Title:
Improvement in Coffee-Mills.
Added Title:
Coffee Mill.
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.
Physical Description
[1], 1 p. : ill. ; 23 cm.
Notes
Letters Patent No. 106,407, dated August 16, 1870.
The Schedule referred to in these Letters Patent and making part of the same.
Richer, Francois Charles.Improvement in Coffee-Mills.,
patent,
August 16, 1870;
[Washington D.C.].
(https://texashistory.unt.edu/ark:/67531/metapth165243/:
accessed July 18, 2024),
University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu.;
crediting UNT Libraries Government Documents Department.