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Silo Construction.
Patent for a new and improved silo of "simple and superior construction" (line 12) whose design is also "strong, durable, efficient, and inexpensive to produce" (lines 18-19).
Date:
December 14, 1915
Creator:
Harris, Andrew J.
System:
The Portal to Texas History
Vignetter for Cameras.
Patent for an improved vignetter for cameras which is able to blend backgrounds of "a number of photographic impressions made upon a single sensitized plate or film" (lines 14-16).
Date:
September 28, 1915
Creator:
Moine, Selest E.
System:
The Portal to Texas History
Attachment for Lister-Plows.
Patent for a lister plow, which is a device to be attached to listers, plows, and other farming equipment. The broad design (consisting of mold board wings) and blades (or knives) will remove weeds or prevent weeds from damaging different types of farming equipment.
Date:
March 16, 1915
Creator:
McCune, Floyd S.
System:
The Portal to Texas History