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3 Matching Results
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Mold.
Patent for mold, which will be used for mold boards and holding devices.
Date:
June 18, 1912
Creator:
Dunagin, Marion
System:
The Portal to Texas History
Roller Cotton-Compress.
Patent for a roller cotton-compress that improves the "apparatus for accomplishing the work of rolling up the bale, of removing same from the position between the rolls, and removing the core" (lines 20-23).
Date:
June 18, 1895
Creator:
Bessonette, Charles L.
System:
The Portal to Texas History
Mold for Making Sewers.
Patent for a new and improved sewer mold. This design consists in "[a]n expansible and contractible reversible mold for sewers, in form in cross-section of either a semi-circle, semi-ellipse, or semi-ovate, formed of segmental portions hinged together and provided with stay-braces and thrusting tie-rods" (lines 76-81).
Date:
June 18, 1889
Creator:
Baade, John
System:
The Portal to Texas History