Condenser.
Description:
Patent for a new and improved condenser. This design "consists in the construction and novel arrangement of a series of condensing-compartments, forming a continuous convoluted condensing-vessel having vertical walls, to be employed in the process of extracting alcohol, essential oils, ether, &c." (lines 18-23).
Date:
July 24, 1883
Creator:
Wilmans, Frederick A.
Partner:
UNT Libraries Government Documents Department