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Annunciator.
Patent for improvement in annunciator by “providing a circuit-closing attachment for annunciators by means of which an electric lamp will be lit when the annunciator-drop falls.” (Lines 15-18) Illustration is included.
Date:
October 20, 1891
Creator:
Fouts, Lambert F.
System:
The Portal to Texas History
Ice-Cream Freezer
Patent for "an improvement in that class of ice-cream freezers in which the cream is taken up and frozen by contact with a revolving cylinder containing some refrigerant, and is removed therefrom by means of a suitable scraper" (lines 7-12).
Date:
January 20, 1891
Creator:
O'Neall, James M.
System:
The Portal to Texas History